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 188
 189   <div class="section" id="error-codes-memcached-return-t">
 190 <h1>Error Codes - memcached_return_t<a class="headerlink" href="#error-codes-memcached-return-t" title="Permalink to this headline">¶</a></h1>
 191 <div class="section" id="synopsis">
 192 <h2>SYNOPSIS<a class="headerlink" href="#synopsis" title="Permalink to this headline">¶</a></h2>
 193 <dl class="simple">
 194 <dt>#include &lt;libmemcached/memcached.h&gt;</dt><dd><p>Compile and link with -lmemcached</p>
 195 </dd>
 196 </dl>
 197 <dl class="cpp function">
 198 <dt id="_CPPv417memcached_success18memcached_return_t">
 199 <span id="_CPPv317memcached_success18memcached_return_t"></span><span id="_CPPv217memcached_success18memcached_return_t"></span><span id="memcached_success__memcached_return_t"></span>bool <code class="sig-name descname">memcached_success</code><span class="sig-paren">(</span><a class="reference internal" href="#_CPPv418memcached_return_t" title="memcached_return_t">memcached_return_t</a><span class="sig-paren">)</span><a class="headerlink" href="#_CPPv417memcached_success18memcached_return_t" title="Permalink to this definition">¶</a><br /></dt>
 200 <dd></dd></dl>
 201
 202 <dl class="cpp function">
 203 <dt id="_CPPv418memcached_continue18memcached_return_t">
 204 <span id="_CPPv318memcached_continue18memcached_return_t"></span><span id="_CPPv218memcached_continue18memcached_return_t"></span><span id="memcached_continue__memcached_return_t"></span>bool <code class="sig-name descname">memcached_continue</code><span class="sig-paren">(</span><a class="reference internal" href="#_CPPv418memcached_return_t" title="memcached_return_t">memcached_return_t</a> <em>rc</em><span class="sig-paren">)</span><a class="headerlink" href="#_CPPv418memcached_continue18memcached_return_t" title="Permalink to this definition">¶</a><br /></dt>
 205 <dd></dd></dl>
 206
 207 <dl class="cpp function">
 208 <dt id="_CPPv416memcached_failed18memcached_return_t">
 209 <span id="_CPPv316memcached_failed18memcached_return_t"></span><span id="_CPPv216memcached_failed18memcached_return_t"></span><span id="memcached_failed__memcached_return_t"></span>bool <code class="sig-name descname">memcached_failed</code><span class="sig-paren">(</span><a class="reference internal" href="#_CPPv418memcached_return_t" title="memcached_return_t">memcached_return_t</a><span class="sig-paren">)</span><a class="headerlink" href="#_CPPv416memcached_failed18memcached_return_t" title="Permalink to this definition">¶</a><br /></dt>
 210 <dd></dd></dl>
 211
 212 <dl class="cpp function">
 213 <dt id="_CPPv415memcached_fatal18memcached_return_t">
 214 <span id="_CPPv315memcached_fatal18memcached_return_t"></span><span id="_CPPv215memcached_fatal18memcached_return_t"></span><span id="memcached_fatal__memcached_return_t"></span>bool <code class="sig-name descname">memcached_fatal</code><span class="sig-paren">(</span><a class="reference internal" href="#_CPPv418memcached_return_t" title="memcached_return_t">memcached_return_t</a><span class="sig-paren">)</span><a class="headerlink" href="#_CPPv415memcached_fatal18memcached_return_t" title="Permalink to this definition">¶</a><br /></dt>
 215 <dd></dd></dl>
 216
 217 <dl class="c type">
 218 <dt id="c.memcached_return_t">
 219 <em class="property">typedef </em><em class="property">enum</em> <a class="reference internal" href="#c.memcached_return_t" title="memcached_return_t">memcached_return_t</a> <code class="sig-name descname">memcached_return_t</code><a class="headerlink" href="#c.memcached_return_t" title="Permalink to this definition">¶</a><br /></dt>
 220 <dd></dd></dl>
 221
 222 <dl class="cpp enum">
 223 <dt id="_CPPv418memcached_return_t">
 224 <span id="_CPPv318memcached_return_t"></span><span id="_CPPv218memcached_return_t"></span><em class="property">enum </em><code class="sig-name descname">memcached_return_t</code><a class="headerlink" href="#_CPPv418memcached_return_t" title="Permalink to this definition">¶</a><br /></dt>
 225 <dd><dl class="cpp enumerator">
 226 <dt id="_CPPv4N18memcached_return_t23MEMCACHED_AUTH_CONTINUEE">
 227 <span id="_CPPv3N18memcached_return_t23MEMCACHED_AUTH_CONTINUEE"></span><span id="_CPPv2N18memcached_return_t23MEMCACHED_AUTH_CONTINUEE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_AUTH_CONTINUE</code><a class="headerlink" href="#_CPPv4N18memcached_return_t23MEMCACHED_AUTH_CONTINUEE" title="Permalink to this definition">¶</a><br /></dt>
 228 <dd><p>Authentication has been paused.</p>
 229 </dd></dl>
 230
 231 <dl class="cpp enumerator">
 232 <dt id="_CPPv4N18memcached_return_t22MEMCACHED_AUTH_FAILUREE">
 233 <span id="_CPPv3N18memcached_return_t22MEMCACHED_AUTH_FAILUREE"></span><span id="_CPPv2N18memcached_return_t22MEMCACHED_AUTH_FAILUREE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_AUTH_FAILURE</code><a class="headerlink" href="#_CPPv4N18memcached_return_t22MEMCACHED_AUTH_FAILUREE" title="Permalink to this definition">¶</a><br /></dt>
 234 <dd><p>The credentials provided are not valid for this server.</p>
 235 </dd></dl>
 236
 237 <dl class="cpp enumerator">
 238 <dt id="_CPPv4N18memcached_return_t22MEMCACHED_AUTH_PROBLEME">
 239 <span id="_CPPv3N18memcached_return_t22MEMCACHED_AUTH_PROBLEME"></span><span id="_CPPv2N18memcached_return_t22MEMCACHED_AUTH_PROBLEME"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_AUTH_PROBLEM</code><a class="headerlink" href="#_CPPv4N18memcached_return_t22MEMCACHED_AUTH_PROBLEME" title="Permalink to this definition">¶</a><br /></dt>
 240 <dd><p>An unknown issue has occurred during authentication.</p>
 241 </dd></dl>
 242
 243 <dl class="cpp enumerator">
 244 <dt id="_CPPv4N18memcached_return_t26MEMCACHED_BAD_KEY_PROVIDEDE">
 245 <span id="_CPPv3N18memcached_return_t26MEMCACHED_BAD_KEY_PROVIDEDE"></span><span id="_CPPv2N18memcached_return_t26MEMCACHED_BAD_KEY_PROVIDEDE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_BAD_KEY_PROVIDED</code><a class="headerlink" href="#_CPPv4N18memcached_return_t26MEMCACHED_BAD_KEY_PROVIDEDE" title="Permalink to this definition">¶</a><br /></dt>
 246 <dd><p>The key provided is not a valid key.</p>
 247 </dd></dl>
 248
 249 <dl class="cpp enumerator">
 250 <dt id="_CPPv4N18memcached_return_t18MEMCACHED_BUFFEREDE">
 251 <span id="_CPPv3N18memcached_return_t18MEMCACHED_BUFFEREDE"></span><span id="_CPPv2N18memcached_return_t18MEMCACHED_BUFFEREDE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_BUFFERED</code><a class="headerlink" href="#_CPPv4N18memcached_return_t18MEMCACHED_BUFFEREDE" title="Permalink to this definition">¶</a><br /></dt>
 252 <dd><p>The request has been buffered.</p>
 253 </dd></dl>
 254
 255 <dl class="cpp enumerator">
 256 <dt id="_CPPv4N18memcached_return_t22MEMCACHED_CLIENT_ERRORE">
 257 <span id="_CPPv3N18memcached_return_t22MEMCACHED_CLIENT_ERRORE"></span><span id="_CPPv2N18memcached_return_t22MEMCACHED_CLIENT_ERRORE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_CLIENT_ERROR</code><a class="headerlink" href="#_CPPv4N18memcached_return_t22MEMCACHED_CLIENT_ERRORE" title="Permalink to this definition">¶</a><br /></dt>
 258 <dd><p>An unknown client error has occurred internally.</p>
 259 </dd></dl>
 260
 261 <dl class="cpp enumerator">
 262 <dt id="_CPPv4N18memcached_return_t33MEMCACHED_CONNECTION_BIND_FAILUREE">
 263 <span id="_CPPv3N18memcached_return_t33MEMCACHED_CONNECTION_BIND_FAILUREE"></span><span id="_CPPv2N18memcached_return_t33MEMCACHED_CONNECTION_BIND_FAILUREE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_CONNECTION_BIND_FAILURE</code><a class="headerlink" href="#_CPPv4N18memcached_return_t33MEMCACHED_CONNECTION_BIND_FAILUREE" title="Permalink to this definition">¶</a><br /></dt>
 264 <dd><div class="deprecated">
 265 <p><span class="versionmodified deprecated">Deprecated since version &lt;0.30.</span></p>
 266 </div>
 267 <p>We were not able to bind() to the socket.</p>
 268 </dd></dl>
 269
 270 <dl class="cpp enumerator">
 271 <dt id="_CPPv4N18memcached_return_t28MEMCACHED_CONNECTION_FAILUREE">
 272 <span id="_CPPv3N18memcached_return_t28MEMCACHED_CONNECTION_FAILUREE"></span><span id="_CPPv2N18memcached_return_t28MEMCACHED_CONNECTION_FAILUREE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_CONNECTION_FAILURE</code><a class="headerlink" href="#_CPPv4N18memcached_return_t28MEMCACHED_CONNECTION_FAILUREE" title="Permalink to this definition">¶</a><br /></dt>
 273 <dd><p>A unknown error has occurred while trying to connect to a server.</p>
 274 </dd></dl>
 275
 276 <dl class="cpp enumerator">
 277 <dt id="_CPPv4N18memcached_return_t42MEMCACHED_CONNECTION_SOCKET_CREATE_FAILUREE">
 278 <span id="_CPPv3N18memcached_return_t42MEMCACHED_CONNECTION_SOCKET_CREATE_FAILUREE"></span><span id="_CPPv2N18memcached_return_t42MEMCACHED_CONNECTION_SOCKET_CREATE_FAILUREE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_CONNECTION_SOCKET_CREATE_FAILURE</code><a class="headerlink" href="#_CPPv4N18memcached_return_t42MEMCACHED_CONNECTION_SOCKET_CREATE_FAILUREE" title="Permalink to this definition">¶</a><br /></dt>
 279 <dd><div class="deprecated">
 280 <p><span class="versionmodified deprecated">Deprecated since version &lt;0.30.</span></p>
 281 </div>
 282 <p>An error has occurred while trying to connect to a server.
 283 It is likely that either the number of file descriptors need to be increased or you are out of memory.</p>
 284 </dd></dl>
 285
 286 <dl class="cpp enumerator">
 287 <dt id="_CPPv4N18memcached_return_t29MEMCACHED_DATA_DOES_NOT_EXISTE">
 288 <span id="_CPPv3N18memcached_return_t29MEMCACHED_DATA_DOES_NOT_EXISTE"></span><span id="_CPPv2N18memcached_return_t29MEMCACHED_DATA_DOES_NOT_EXISTE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_DATA_DOES_NOT_EXIST</code><a class="headerlink" href="#_CPPv4N18memcached_return_t29MEMCACHED_DATA_DOES_NOT_EXISTE" title="Permalink to this definition">¶</a><br /></dt>
 289 <dd><p>The data requested with the key given was not found.</p>
 290 </dd></dl>
 291
 292 <dl class="cpp enumerator">
 293 <dt id="_CPPv4N18memcached_return_t21MEMCACHED_DATA_EXISTSE">
 294 <span id="_CPPv3N18memcached_return_t21MEMCACHED_DATA_EXISTSE"></span><span id="_CPPv2N18memcached_return_t21MEMCACHED_DATA_EXISTSE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_DATA_EXISTS</code><a class="headerlink" href="#_CPPv4N18memcached_return_t21MEMCACHED_DATA_EXISTSE" title="Permalink to this definition">¶</a><br /></dt>
 295 <dd><p>The data requested with the key given was not found.</p>
 296 </dd></dl>
 297
 298 <dl class="cpp enumerator">
 299 <dt id="_CPPv4N18memcached_return_t17MEMCACHED_DELETEDE">
 300 <span id="_CPPv3N18memcached_return_t17MEMCACHED_DELETEDE"></span><span id="_CPPv2N18memcached_return_t17MEMCACHED_DELETEDE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_DELETED</code><a class="headerlink" href="#_CPPv4N18memcached_return_t17MEMCACHED_DELETEDE" title="Permalink to this definition">¶</a><br /></dt>
 301 <dd><p>The object requested by the key has been deleted.</p>
 302 </dd></dl>
 303
 304 <dl class="cpp enumerator">
 305 <dt id="_CPPv4N18memcached_return_t20MEMCACHED_DEPRECATEDE">
 306 <span id="_CPPv3N18memcached_return_t20MEMCACHED_DEPRECATEDE"></span><span id="_CPPv2N18memcached_return_t20MEMCACHED_DEPRECATEDE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_DEPRECATED</code><a class="headerlink" href="#_CPPv4N18memcached_return_t20MEMCACHED_DEPRECATEDE" title="Permalink to this definition">¶</a><br /></dt>
 307 <dd><p>The method that was requested has been deprecated.</p>
 308 </dd></dl>
 309
 310 <dl class="cpp enumerator">
 311 <dt id="_CPPv4N18memcached_return_t15MEMCACHED_E2BIGE">
 312 <span id="_CPPv3N18memcached_return_t15MEMCACHED_E2BIGE"></span><span id="_CPPv2N18memcached_return_t15MEMCACHED_E2BIGE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_E2BIG</code><a class="headerlink" href="#_CPPv4N18memcached_return_t15MEMCACHED_E2BIGE" title="Permalink to this definition">¶</a><br /></dt>
 313 <dd><p>Item is too large for the server to store.</p>
 314 </dd></dl>
 315
 316 <dl class="cpp enumerator">
 317 <dt id="_CPPv4N18memcached_return_t13MEMCACHED_ENDE">
 318 <span id="_CPPv3N18memcached_return_t13MEMCACHED_ENDE"></span><span id="_CPPv2N18memcached_return_t13MEMCACHED_ENDE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_END</code><a class="headerlink" href="#_CPPv4N18memcached_return_t13MEMCACHED_ENDE" title="Permalink to this definition">¶</a><br /></dt>
 319 <dd><p>The server has completed returning all of the objects requested.</p>
 320 </dd></dl>
 321
 322 <dl class="cpp enumerator">
 323 <dt id="_CPPv4N18memcached_return_t15MEMCACHED_ERRNOE">
 324 <span id="_CPPv3N18memcached_return_t15MEMCACHED_ERRNOE"></span><span id="_CPPv2N18memcached_return_t15MEMCACHED_ERRNOE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_ERRNO</code><a class="headerlink" href="#_CPPv4N18memcached_return_t15MEMCACHED_ERRNOE" title="Permalink to this definition">¶</a><br /></dt>
 325 <dd><p>An error has occurred in the driver which has set errno.</p>
 326 </dd></dl>
 327
 328 <dl class="cpp enumerator">
 329 <dt id="_CPPv4N18memcached_return_t26MEMCACHED_FAIL_UNIX_SOCKETE">
 330 <span id="_CPPv3N18memcached_return_t26MEMCACHED_FAIL_UNIX_SOCKETE"></span><span id="_CPPv2N18memcached_return_t26MEMCACHED_FAIL_UNIX_SOCKETE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_FAIL_UNIX_SOCKET</code><a class="headerlink" href="#_CPPv4N18memcached_return_t26MEMCACHED_FAIL_UNIX_SOCKETE" title="Permalink to this definition">¶</a><br /></dt>
 331 <dd><p>A connection was not established with the server via a unix domain socket.</p>
 332 </dd></dl>
 333
 334 <dl class="cpp enumerator">
 335 <dt id="_CPPv4N18memcached_return_t17MEMCACHED_FAILUREE">
 336 <span id="_CPPv3N18memcached_return_t17MEMCACHED_FAILUREE"></span><span id="_CPPv2N18memcached_return_t17MEMCACHED_FAILUREE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_FAILURE</code><a class="headerlink" href="#_CPPv4N18memcached_return_t17MEMCACHED_FAILUREE" title="Permalink to this definition">¶</a><br /></dt>
 337 <dd><div class="deprecated">
 338 <p><span class="versionmodified deprecated">Deprecated since version &lt;0.30.</span></p>
 339 </div>
 340 <p>A unknown failure has occurred in the server.</p>
 341 </dd></dl>
 342
 343 <dl class="cpp enumerator">
 344 <dt id="_CPPv4N18memcached_return_t27MEMCACHED_FETCH_NOTFINISHEDE">
 345 <span id="_CPPv3N18memcached_return_t27MEMCACHED_FETCH_NOTFINISHEDE"></span><span id="_CPPv2N18memcached_return_t27MEMCACHED_FETCH_NOTFINISHEDE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_FETCH_NOTFINISHED</code><a class="headerlink" href="#_CPPv4N18memcached_return_t27MEMCACHED_FETCH_NOTFINISHEDE" title="Permalink to this definition">¶</a><br /></dt>
 346 <dd><p>A request has been made, but the server has not finished the fetch of the last request.</p>
 347 </dd></dl>
 348
 349 <dl class="cpp enumerator">
 350 <dt id="_CPPv4N18memcached_return_t29MEMCACHED_HOST_LOOKUP_FAILUREE">
 351 <span id="_CPPv3N18memcached_return_t29MEMCACHED_HOST_LOOKUP_FAILUREE"></span><span id="_CPPv2N18memcached_return_t29MEMCACHED_HOST_LOOKUP_FAILUREE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_HOST_LOOKUP_FAILURE</code><a class="headerlink" href="#_CPPv4N18memcached_return_t29MEMCACHED_HOST_LOOKUP_FAILUREE" title="Permalink to this definition">¶</a><br /></dt>
 352 <dd><p>A DNS failure has occurred.</p>
 353 </dd></dl>
 354
 355 <dl class="cpp enumerator">
 356 <dt id="_CPPv4N18memcached_return_t27MEMCACHED_INVALID_ARGUMENTSE">
 357 <span id="_CPPv3N18memcached_return_t27MEMCACHED_INVALID_ARGUMENTSE"></span><span id="_CPPv2N18memcached_return_t27MEMCACHED_INVALID_ARGUMENTSE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_INVALID_ARGUMENTS</code><a class="headerlink" href="#_CPPv4N18memcached_return_t27MEMCACHED_INVALID_ARGUMENTSE" title="Permalink to this definition">¶</a><br /></dt>
 358 <dd><p>The arguments supplied to the given function were not valid.</p>
 359 </dd></dl>
 360
 361 <dl class="cpp enumerator">
 362 <dt id="_CPPv4N18memcached_return_t31MEMCACHED_INVALID_HOST_PROTOCOLE">
 363 <span id="_CPPv3N18memcached_return_t31MEMCACHED_INVALID_HOST_PROTOCOLE"></span><span id="_CPPv2N18memcached_return_t31MEMCACHED_INVALID_HOST_PROTOCOLE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_INVALID_HOST_PROTOCOL</code><a class="headerlink" href="#_CPPv4N18memcached_return_t31MEMCACHED_INVALID_HOST_PROTOCOLE" title="Permalink to this definition">¶</a><br /></dt>
 364 <dd><p>The server you are connecting too has an invalid protocol.
 365 Most likely you are connecting to an older server that does not speak the binary protocol.</p>
 366 </dd></dl>
 367
 368 <dl class="cpp enumerator">
 369 <dt id="_CPPv4N18memcached_return_t14MEMCACHED_ITEME">
 370 <span id="_CPPv3N18memcached_return_t14MEMCACHED_ITEME"></span><span id="_CPPv2N18memcached_return_t14MEMCACHED_ITEME"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_ITEM</code><a class="headerlink" href="#_CPPv4N18memcached_return_t14MEMCACHED_ITEME" title="Permalink to this definition">¶</a><br /></dt>
 371 <dd><p>An item has been fetched (this is an internal error only).</p>
 372 </dd></dl>
 373
 374 <dl class="cpp enumerator">
 375 <dt id="_CPPv4N18memcached_return_t21MEMCACHED_KEY_TOO_BIGE">
 376 <span id="_CPPv3N18memcached_return_t21MEMCACHED_KEY_TOO_BIGE"></span><span id="_CPPv2N18memcached_return_t21MEMCACHED_KEY_TOO_BIGE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_KEY_TOO_BIG</code><a class="headerlink" href="#_CPPv4N18memcached_return_t21MEMCACHED_KEY_TOO_BIGE" title="Permalink to this definition">¶</a><br /></dt>
 377 <dd><p>The key that has been provided is too large for the given server.</p>
 378 </dd></dl>
 379
 380 <dl class="cpp enumerator">
 381 <dt id="_CPPv4N18memcached_return_t24MEMCACHED_MAXIMUM_RETURNE">
 382 <span id="_CPPv3N18memcached_return_t24MEMCACHED_MAXIMUM_RETURNE"></span><span id="_CPPv2N18memcached_return_t24MEMCACHED_MAXIMUM_RETURNE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_MAXIMUM_RETURN</code><a class="headerlink" href="#_CPPv4N18memcached_return_t24MEMCACHED_MAXIMUM_RETURNE" title="Permalink to this definition">¶</a><br /></dt>
 383 <dd><p>This in an internal only state.</p>
 384 </dd></dl>
 385
 386 <dl class="cpp enumerator">
 387 <dt id="_CPPv4N18memcached_return_t35MEMCACHED_MEMORY_ALLOCATION_FAILUREE">
 388 <span id="_CPPv3N18memcached_return_t35MEMCACHED_MEMORY_ALLOCATION_FAILUREE"></span><span id="_CPPv2N18memcached_return_t35MEMCACHED_MEMORY_ALLOCATION_FAILUREE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_MEMORY_ALLOCATION_FAILURE</code><a class="headerlink" href="#_CPPv4N18memcached_return_t35MEMCACHED_MEMORY_ALLOCATION_FAILUREE" title="Permalink to this definition">¶</a><br /></dt>
 389 <dd><p>An error has occurred while trying to allocate memory.</p>
 390 </dd></dl>
 391
 392 <dl class="cpp enumerator">
 393 <dt id="_CPPv4N18memcached_return_t25MEMCACHED_NO_KEY_PROVIDEDE">
 394 <span id="_CPPv3N18memcached_return_t25MEMCACHED_NO_KEY_PROVIDEDE"></span><span id="_CPPv2N18memcached_return_t25MEMCACHED_NO_KEY_PROVIDEDE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_NO_KEY_PROVIDED</code><a class="headerlink" href="#_CPPv4N18memcached_return_t25MEMCACHED_NO_KEY_PROVIDEDE" title="Permalink to this definition">¶</a><br /></dt>
 395 <dd><div class="deprecated">
 396 <p><span class="versionmodified deprecated">Deprecated since version &lt;0.30: </span>Use <a class="reference internal" href="#_CPPv4N18memcached_return_t26MEMCACHED_BAD_KEY_PROVIDEDE" title="memcached_return_t::MEMCACHED_BAD_KEY_PROVIDED"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_BAD_KEY_PROVIDED</span></code></a> instead.</p>
 397 </div>
 398 <p>No key was provided.</p>
 399 </dd></dl>
 400
 401 <dl class="cpp enumerator">
 402 <dt id="_CPPv4N18memcached_return_t20MEMCACHED_NO_SERVERSE">
 403 <span id="_CPPv3N18memcached_return_t20MEMCACHED_NO_SERVERSE"></span><span id="_CPPv2N18memcached_return_t20MEMCACHED_NO_SERVERSE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_NO_SERVERS</code><a class="headerlink" href="#_CPPv4N18memcached_return_t20MEMCACHED_NO_SERVERSE" title="Permalink to this definition">¶</a><br /></dt>
 404 <dd><p>No servers have been added to the memcached_st object.</p>
 405 </dd></dl>
 406
 407 <dl class="cpp enumerator">
 408 <dt id="_CPPv4N18memcached_return_t18MEMCACHED_NOTFOUNDE">
 409 <span id="_CPPv3N18memcached_return_t18MEMCACHED_NOTFOUNDE"></span><span id="_CPPv2N18memcached_return_t18MEMCACHED_NOTFOUNDE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_NOTFOUND</code><a class="headerlink" href="#_CPPv4N18memcached_return_t18MEMCACHED_NOTFOUNDE" title="Permalink to this definition">¶</a><br /></dt>
 410 <dd><p>The object requested was not found.</p>
 411 </dd></dl>
 412
 413 <dl class="cpp enumerator">
 414 <dt id="_CPPv4N18memcached_return_t19MEMCACHED_NOTSTOREDE">
 415 <span id="_CPPv3N18memcached_return_t19MEMCACHED_NOTSTOREDE"></span><span id="_CPPv2N18memcached_return_t19MEMCACHED_NOTSTOREDE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_NOTSTORED</code><a class="headerlink" href="#_CPPv4N18memcached_return_t19MEMCACHED_NOTSTOREDE" title="Permalink to this definition">¶</a><br /></dt>
 416 <dd><p>The request to store an object failed.</p>
 417 </dd></dl>
 418
 419 <dl class="cpp enumerator">
 420 <dt id="_CPPv4N18memcached_return_t23MEMCACHED_NOT_SUPPORTEDE">
 421 <span id="_CPPv3N18memcached_return_t23MEMCACHED_NOT_SUPPORTEDE"></span><span id="_CPPv2N18memcached_return_t23MEMCACHED_NOT_SUPPORTEDE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_NOT_SUPPORTED</code><a class="headerlink" href="#_CPPv4N18memcached_return_t23MEMCACHED_NOT_SUPPORTEDE" title="Permalink to this definition">¶</a><br /></dt>
 422 <dd><p>The given method is not supported in the server.</p>
 423 </dd></dl>
 424
 425 <dl class="cpp enumerator">
 426 <dt id="_CPPv4N18memcached_return_t21MEMCACHED_PARSE_ERRORE">
 427 <span id="_CPPv3N18memcached_return_t21MEMCACHED_PARSE_ERRORE"></span><span id="_CPPv2N18memcached_return_t21MEMCACHED_PARSE_ERRORE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_PARSE_ERROR</code><a class="headerlink" href="#_CPPv4N18memcached_return_t21MEMCACHED_PARSE_ERRORE" title="Permalink to this definition">¶</a><br /></dt>
 428 <dd><p>An error has occurred while trying to parse the configuration string.
 429 You should use memparse to determine what the error was.</p>
 430 </dd></dl>
 431
 432 <dl class="cpp enumerator">
 433 <dt id="_CPPv4N18memcached_return_t26MEMCACHED_PARSE_USER_ERRORE">
 434 <span id="_CPPv3N18memcached_return_t26MEMCACHED_PARSE_USER_ERRORE"></span><span id="_CPPv2N18memcached_return_t26MEMCACHED_PARSE_USER_ERRORE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_PARSE_USER_ERROR</code><a class="headerlink" href="#_CPPv4N18memcached_return_t26MEMCACHED_PARSE_USER_ERRORE" title="Permalink to this definition">¶</a><br /></dt>
 435 <dd><p>An error has occurred  in parsing the configuration string.</p>
 436 </dd></dl>
 437
 438 <dl class="cpp enumerator">
 439 <dt id="_CPPv4N18memcached_return_t22MEMCACHED_PARTIAL_READE">
 440 <span id="_CPPv3N18memcached_return_t22MEMCACHED_PARTIAL_READE"></span><span id="_CPPv2N18memcached_return_t22MEMCACHED_PARTIAL_READE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_PARTIAL_READ</code><a class="headerlink" href="#_CPPv4N18memcached_return_t22MEMCACHED_PARTIAL_READE" title="Permalink to this definition">¶</a><br /></dt>
 441 <dd><p>The read was only partially successful.</p>
 442 </dd></dl>
 443
 444 <dl class="cpp enumerator">
 445 <dt id="_CPPv4N18memcached_return_t24MEMCACHED_PROTOCOL_ERRORE">
 446 <span id="_CPPv3N18memcached_return_t24MEMCACHED_PROTOCOL_ERRORE"></span><span id="_CPPv2N18memcached_return_t24MEMCACHED_PROTOCOL_ERRORE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_PROTOCOL_ERROR</code><a class="headerlink" href="#_CPPv4N18memcached_return_t24MEMCACHED_PROTOCOL_ERRORE" title="Permalink to this definition">¶</a><br /></dt>
 447 <dd><p>An unknown error has occurred in the protocol.</p>
 448 </dd></dl>
 449
 450 <dl class="cpp enumerator">
 451 <dt id="_CPPv4N18memcached_return_t22MEMCACHED_READ_FAILUREE">
 452 <span id="_CPPv3N18memcached_return_t22MEMCACHED_READ_FAILUREE"></span><span id="_CPPv2N18memcached_return_t22MEMCACHED_READ_FAILUREE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_READ_FAILURE</code><a class="headerlink" href="#_CPPv4N18memcached_return_t22MEMCACHED_READ_FAILUREE" title="Permalink to this definition">¶</a><br /></dt>
 453 <dd><p>A read failure has occurred.</p>
 454 </dd></dl>
 455
 456 <dl class="cpp enumerator">
 457 <dt id="_CPPv4N18memcached_return_t22MEMCACHED_SERVER_ERRORE">
 458 <span id="_CPPv3N18memcached_return_t22MEMCACHED_SERVER_ERRORE"></span><span id="_CPPv2N18memcached_return_t22MEMCACHED_SERVER_ERRORE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_SERVER_ERROR</code><a class="headerlink" href="#_CPPv4N18memcached_return_t22MEMCACHED_SERVER_ERRORE" title="Permalink to this definition">¶</a><br /></dt>
 459 <dd><p>An unknown error has occurred in the server.</p>
 460 </dd></dl>
 461
 462 <dl class="cpp enumerator">
 463 <dt id="_CPPv4N18memcached_return_t28MEMCACHED_SERVER_MARKED_DEADE">
 464 <span id="_CPPv3N18memcached_return_t28MEMCACHED_SERVER_MARKED_DEADE"></span><span id="_CPPv2N18memcached_return_t28MEMCACHED_SERVER_MARKED_DEADE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_SERVER_MARKED_DEAD</code><a class="headerlink" href="#_CPPv4N18memcached_return_t28MEMCACHED_SERVER_MARKED_DEADE" title="Permalink to this definition">¶</a><br /></dt>
 465 <dd><p>The requested server has been marked dead.</p>
 466 </dd></dl>
 467
 468 <dl class="cpp enumerator">
 469 <dt id="_CPPv4N18memcached_return_t21MEMCACHED_SOME_ERRORSE">
 470 <span id="_CPPv3N18memcached_return_t21MEMCACHED_SOME_ERRORSE"></span><span id="_CPPv2N18memcached_return_t21MEMCACHED_SOME_ERRORSE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_SOME_ERRORS</code><a class="headerlink" href="#_CPPv4N18memcached_return_t21MEMCACHED_SOME_ERRORSE" title="Permalink to this definition">¶</a><br /></dt>
 471 <dd><p>A multi request has been made, and some undetermined number of errors have occurred.</p>
 472 </dd></dl>
 473
 474 <dl class="cpp enumerator">
 475 <dt id="_CPPv4N18memcached_return_t14MEMCACHED_STATE">
 476 <span id="_CPPv3N18memcached_return_t14MEMCACHED_STATE"></span><span id="_CPPv2N18memcached_return_t14MEMCACHED_STATE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_STAT</code><a class="headerlink" href="#_CPPv4N18memcached_return_t14MEMCACHED_STATE" title="Permalink to this definition">¶</a><br /></dt>
 477 <dd><p>A &quot;stat&quot; command has been returned in the protocol.</p>
 478 </dd></dl>
 479
 480 <dl class="cpp enumerator">
 481 <dt id="_CPPv4N18memcached_return_t16MEMCACHED_STOREDE">
 482 <span id="_CPPv3N18memcached_return_t16MEMCACHED_STOREDE"></span><span id="_CPPv2N18memcached_return_t16MEMCACHED_STOREDE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_STORED</code><a class="headerlink" href="#_CPPv4N18memcached_return_t16MEMCACHED_STOREDE" title="Permalink to this definition">¶</a><br /></dt>
 483 <dd><p>The requested object has been successfully stored on the server.</p>
 484 </dd></dl>
 485
 486 <dl class="cpp enumerator">
 487 <dt id="_CPPv4N18memcached_return_t17MEMCACHED_SUCCESSE">
 488 <span id="_CPPv3N18memcached_return_t17MEMCACHED_SUCCESSE"></span><span id="_CPPv2N18memcached_return_t17MEMCACHED_SUCCESSE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_SUCCESS</code><a class="headerlink" href="#_CPPv4N18memcached_return_t17MEMCACHED_SUCCESSE" title="Permalink to this definition">¶</a><br /></dt>
 489 <dd><p>The request was successfully executed.</p>
 490 </dd></dl>
 491
 492 <dl class="cpp enumerator">
 493 <dt id="_CPPv4N18memcached_return_t17MEMCACHED_TIMEOUTE">
 494 <span id="_CPPv3N18memcached_return_t17MEMCACHED_TIMEOUTE"></span><span id="_CPPv2N18memcached_return_t17MEMCACHED_TIMEOUTE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_TIMEOUT</code><a class="headerlink" href="#_CPPv4N18memcached_return_t17MEMCACHED_TIMEOUTE" title="Permalink to this definition">¶</a><br /></dt>
 495 <dd><p>Operation has timed out.</p>
 496 </dd></dl>
 497
 498 <dl class="cpp enumerator">
 499 <dt id="_CPPv4N18memcached_return_t30MEMCACHED_UNKNOWN_READ_FAILUREE">
 500 <span id="_CPPv3N18memcached_return_t30MEMCACHED_UNKNOWN_READ_FAILUREE"></span><span id="_CPPv2N18memcached_return_t30MEMCACHED_UNKNOWN_READ_FAILUREE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_UNKNOWN_READ_FAILURE</code><a class="headerlink" href="#_CPPv4N18memcached_return_t30MEMCACHED_UNKNOWN_READ_FAILUREE" title="Permalink to this definition">¶</a><br /></dt>
 501 <dd><p>An unknown read failure only occurs when either there is a bug in the server,
 502 or in rare cases where an ethernet nic is reporting dubious information.</p>
 503 </dd></dl>
 504
 505 <dl class="cpp enumerator">
 506 <dt id="_CPPv4N18memcached_return_t26MEMCACHED_UNKNOWN_STAT_KEYE">
 507 <span id="_CPPv3N18memcached_return_t26MEMCACHED_UNKNOWN_STAT_KEYE"></span><span id="_CPPv2N18memcached_return_t26MEMCACHED_UNKNOWN_STAT_KEYE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_UNKNOWN_STAT_KEY</code><a class="headerlink" href="#_CPPv4N18memcached_return_t26MEMCACHED_UNKNOWN_STAT_KEYE" title="Permalink to this definition">¶</a><br /></dt>
 508 <dd><p>The server you are communicating with has a stat key which has not be defined in the protocol.</p>
 509 </dd></dl>
 510
 511 <dl class="cpp enumerator">
 512 <dt id="_CPPv4N18memcached_return_t15MEMCACHED_VALUEE">
 513 <span id="_CPPv3N18memcached_return_t15MEMCACHED_VALUEE"></span><span id="_CPPv2N18memcached_return_t15MEMCACHED_VALUEE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_VALUE</code><a class="headerlink" href="#_CPPv4N18memcached_return_t15MEMCACHED_VALUEE" title="Permalink to this definition">¶</a><br /></dt>
 514 <dd><p>A value has been returned from the server (this is an internal condition only).</p>
 515 </dd></dl>
 516
 517 <dl class="cpp enumerator">
 518 <dt id="_CPPv4N18memcached_return_t23MEMCACHED_WRITE_FAILUREE">
 519 <span id="_CPPv3N18memcached_return_t23MEMCACHED_WRITE_FAILUREE"></span><span id="_CPPv2N18memcached_return_t23MEMCACHED_WRITE_FAILUREE"></span><em class="property">enumerator </em><code class="sig-name descname">MEMCACHED_WRITE_FAILURE</code><a class="headerlink" href="#_CPPv4N18memcached_return_t23MEMCACHED_WRITE_FAILUREE" title="Permalink to this definition">¶</a><br /></dt>
 520 <dd><p>An error has occurred while trying to write to a server.</p>
 521 </dd></dl>
 522
 523 </dd></dl>
 524
 525 </div>
 526 <div class="section" id="see-also">
 527 <h2>SEE ALSO<a class="headerlink" href="#see-also" title="Permalink to this headline">¶</a></h2>
 528 <ul class="simple">
 529 <li><p><em class="manpage"><a class="manpage reference external" href="https://linux.die.net/man/1/memcached">memcached(1)</a></em></p></li>
 530 <li><p><a class="reference internal" href="../libmemcached.html"><span class="doc">C/C++ Client Library for memcached</span></a></p></li>
 531 <li><p><a class="reference internal" href="memcached_strerror.html"><span class="doc">Converting Error Codes to Messages</span></a></p></li>
 532 </ul>
 533 </div>
 534 </div>
 535
 536
 537            </div>
 538
 539           </div>
 540           <footer>
 541
 542     <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
 543
 544         <a href="memcached_last_error.html" class="btn btn-neutral float-right" title="Retrieving Error Codes and Messages" accesskey="n" rel="next">Next <span class="fa fa-arrow-circle-right"></span></a>
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 547         <a href="index_errors.html" class="btn btn-neutral float-left" title="Messages and Errors" accesskey="p" rel="prev"><span class="fa fa-arrow-circle-left"></span> Previous</a>
 548
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 550
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 554   <div role="contentinfo">
 555     <p>
 556         &copy; <a href="../copyright.html">Copyright</a>
 557
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