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 191
 192   <div class="section" id="error-codes-memcached-return-t">
 193 <h1>Error Codes - memcached_return_t<a class="headerlink" href="#error-codes-memcached-return-t" title="Permalink to this headline">¶</a></h1>
 194 <div class="section" id="synopsis">
 195 <h2>SYNOPSIS<a class="headerlink" href="#synopsis" title="Permalink to this headline">¶</a></h2>
 196 <dl class="simple">
 197 <dt>#include &lt;libmemcached/memcached.h&gt;</dt><dd><p>Compile and link with -lmemcached</p>
 198 </dd>
 199 </dl>
 200 <dl class="cpp function">
 201 <dt id="_CPPv417memcached_success18memcached_return_t">
 202 <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> <em>rc</em><span class="sig-paren">)</span><a class="headerlink" href="#_CPPv417memcached_success18memcached_return_t" title="Permalink to this definition">¶</a><br /></dt>
 203 <dd></dd></dl>
 204
 205 <dl class="cpp function">
 206 <dt id="_CPPv418memcached_continue18memcached_return_t">
 207 <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>
 208 <dd></dd></dl>
 209
 210 <dl class="cpp function">
 211 <dt id="_CPPv416memcached_failed18memcached_return_t">
 212 <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> <em>rc</em><span class="sig-paren">)</span><a class="headerlink" href="#_CPPv416memcached_failed18memcached_return_t" title="Permalink to this definition">¶</a><br /></dt>
 213 <dd></dd></dl>
 214
 215 <dl class="cpp function">
 216 <dt id="_CPPv415memcached_fatal18memcached_return_t">
 217 <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> <em>rc</em><span class="sig-paren">)</span><a class="headerlink" href="#_CPPv415memcached_fatal18memcached_return_t" title="Permalink to this definition">¶</a><br /></dt>
 218 <dd></dd></dl>
 219
 220 <dl class="c type">
 221 <dt id="c.memcached_return_t">
 222 <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>
 223 <dd></dd></dl>
 224
 225 <dl class="cpp enum">
 226 <dt id="_CPPv418memcached_return_t">
 227 <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>
 228 <dd><dl class="cpp enumerator">
 229 <dt id="_CPPv4N18memcached_return_t23MEMCACHED_AUTH_CONTINUEE">
 230 <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>
 231 <dd><p>Authentication has been paused.</p>
 232 </dd></dl>
 233
 234 <dl class="cpp enumerator">
 235 <dt id="_CPPv4N18memcached_return_t22MEMCACHED_AUTH_FAILUREE">
 236 <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>
 237 <dd><p>The credentials provided are not valid for this server.</p>
 238 </dd></dl>
 239
 240 <dl class="cpp enumerator">
 241 <dt id="_CPPv4N18memcached_return_t22MEMCACHED_AUTH_PROBLEME">
 242 <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>
 243 <dd><p>An unknown issue has occurred during authentication.</p>
 244 </dd></dl>
 245
 246 <dl class="cpp enumerator">
 247 <dt id="_CPPv4N18memcached_return_t26MEMCACHED_BAD_KEY_PROVIDEDE">
 248 <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>
 249 <dd><p>The key provided is not a valid key.</p>
 250 </dd></dl>
 251
 252 <dl class="cpp enumerator">
 253 <dt id="_CPPv4N18memcached_return_t18MEMCACHED_BUFFEREDE">
 254 <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>
 255 <dd><p>The request has been buffered.</p>
 256 </dd></dl>
 257
 258 <dl class="cpp enumerator">
 259 <dt id="_CPPv4N18memcached_return_t22MEMCACHED_CLIENT_ERRORE">
 260 <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>
 261 <dd><p>An unknown client error has occurred internally.</p>
 262 </dd></dl>
 263
 264 <dl class="cpp enumerator">
 265 <dt id="_CPPv4N18memcached_return_t33MEMCACHED_CONNECTION_BIND_FAILUREE">
 266 <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>
 267 <dd><div class="deprecated">
 268 <p><span class="versionmodified deprecated">Deprecated since version &lt;0.30.</span></p>
 269 </div>
 270 <p>We were not able to bind() to the socket.</p>
 271 </dd></dl>
 272
 273 <dl class="cpp enumerator">
 274 <dt id="_CPPv4N18memcached_return_t28MEMCACHED_CONNECTION_FAILUREE">
 275 <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>
 276 <dd><p>A unknown error has occurred while trying to connect to a server.</p>
 277 </dd></dl>
 278
 279 <dl class="cpp enumerator">
 280 <dt id="_CPPv4N18memcached_return_t42MEMCACHED_CONNECTION_SOCKET_CREATE_FAILUREE">
 281 <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>
 282 <dd><div class="deprecated">
 283 <p><span class="versionmodified deprecated">Deprecated since version &lt;0.30.</span></p>
 284 </div>
 285 <p>An error has occurred while trying to connect to a server.
 286 It is likely that either the number of file descriptors need to be increased or you are out of memory.</p>
 287 </dd></dl>
 288
 289 <dl class="cpp enumerator">
 290 <dt id="_CPPv4N18memcached_return_t29MEMCACHED_DATA_DOES_NOT_EXISTE">
 291 <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>
 292 <dd><p>The data requested with the key given was not found.</p>
 293 </dd></dl>
 294
 295 <dl class="cpp enumerator">
 296 <dt id="_CPPv4N18memcached_return_t21MEMCACHED_DATA_EXISTSE">
 297 <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>
 298 <dd><p>The data requested with the key given was not found.</p>
 299 </dd></dl>
 300
 301 <dl class="cpp enumerator">
 302 <dt id="_CPPv4N18memcached_return_t17MEMCACHED_DELETEDE">
 303 <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>
 304 <dd><p>The object requested by the key has been deleted.</p>
 305 </dd></dl>
 306
 307 <dl class="cpp enumerator">
 308 <dt id="_CPPv4N18memcached_return_t20MEMCACHED_DEPRECATEDE">
 309 <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>
 310 <dd><p>The method that was requested has been deprecated.</p>
 311 </dd></dl>
 312
 313 <dl class="cpp enumerator">
 314 <dt id="_CPPv4N18memcached_return_t15MEMCACHED_E2BIGE">
 315 <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>
 316 <dd><p>Item is too large for the server to store.</p>
 317 </dd></dl>
 318
 319 <dl class="cpp enumerator">
 320 <dt id="_CPPv4N18memcached_return_t13MEMCACHED_ENDE">
 321 <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>
 322 <dd><p>The server has completed returning all of the objects requested.</p>
 323 </dd></dl>
 324
 325 <dl class="cpp enumerator">
 326 <dt id="_CPPv4N18memcached_return_t15MEMCACHED_ERRNOE">
 327 <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>
 328 <dd><p>An error has occurred in the driver which has set errno.</p>
 329 </dd></dl>
 330
 331 <dl class="cpp enumerator">
 332 <dt id="_CPPv4N18memcached_return_t26MEMCACHED_FAIL_UNIX_SOCKETE">
 333 <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>
 334 <dd><p>A connection was not established with the server via a unix domain socket.</p>
 335 </dd></dl>
 336
 337 <dl class="cpp enumerator">
 338 <dt id="_CPPv4N18memcached_return_t17MEMCACHED_FAILUREE">
 339 <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>
 340 <dd><div class="deprecated">
 341 <p><span class="versionmodified deprecated">Deprecated since version &lt;0.30.</span></p>
 342 </div>
 343 <p>A unknown failure has occurred in the server.</p>
 344 </dd></dl>
 345
 346 <dl class="cpp enumerator">
 347 <dt id="_CPPv4N18memcached_return_t27MEMCACHED_FETCH_NOTFINISHEDE">
 348 <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>
 349 <dd><p>A request has been made, but the server has not finished the fetch of the last request.</p>
 350 </dd></dl>
 351
 352 <dl class="cpp enumerator">
 353 <dt id="_CPPv4N18memcached_return_t29MEMCACHED_HOST_LOOKUP_FAILUREE">
 354 <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>
 355 <dd><p>A DNS failure has occurred.</p>
 356 </dd></dl>
 357
 358 <dl class="cpp enumerator">
 359 <dt id="_CPPv4N18memcached_return_t27MEMCACHED_INVALID_ARGUMENTSE">
 360 <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>
 361 <dd><p>The arguments supplied to the given function were not valid.</p>
 362 </dd></dl>
 363
 364 <dl class="cpp enumerator">
 365 <dt id="_CPPv4N18memcached_return_t31MEMCACHED_INVALID_HOST_PROTOCOLE">
 366 <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>
 367 <dd><p>The server you are connecting too has an invalid protocol.
 368 Most likely you are connecting to an older server that does not speak the binary protocol.</p>
 369 </dd></dl>
 370
 371 <dl class="cpp enumerator">
 372 <dt id="_CPPv4N18memcached_return_t14MEMCACHED_ITEME">
 373 <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>
 374 <dd><p>An item has been fetched (this is an internal error only).</p>
 375 </dd></dl>
 376
 377 <dl class="cpp enumerator">
 378 <dt id="_CPPv4N18memcached_return_t21MEMCACHED_KEY_TOO_BIGE">
 379 <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>
 380 <dd><p>The key that has been provided is too large for the given server.</p>
 381 </dd></dl>
 382
 383 <dl class="cpp enumerator">
 384 <dt id="_CPPv4N18memcached_return_t24MEMCACHED_MAXIMUM_RETURNE">
 385 <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>
 386 <dd><p>This in an internal only state.</p>
 387 </dd></dl>
 388
 389 <dl class="cpp enumerator">
 390 <dt id="_CPPv4N18memcached_return_t35MEMCACHED_MEMORY_ALLOCATION_FAILUREE">
 391 <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>
 392 <dd><p>An error has occurred while trying to allocate memory.</p>
 393 </dd></dl>
 394
 395 <dl class="cpp enumerator">
 396 <dt id="_CPPv4N18memcached_return_t25MEMCACHED_NO_KEY_PROVIDEDE">
 397 <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>
 398 <dd><div class="deprecated">
 399 <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>
 400 </div>
 401 <p>No key was provided.</p>
 402 </dd></dl>
 403
 404 <dl class="cpp enumerator">
 405 <dt id="_CPPv4N18memcached_return_t20MEMCACHED_NO_SERVERSE">
 406 <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>
 407 <dd><p>No servers have been added to the memcached_st object.</p>
 408 </dd></dl>
 409
 410 <dl class="cpp enumerator">
 411 <dt id="_CPPv4N18memcached_return_t18MEMCACHED_NOTFOUNDE">
 412 <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>
 413 <dd><p>The object requested was not found.</p>
 414 </dd></dl>
 415
 416 <dl class="cpp enumerator">
 417 <dt id="_CPPv4N18memcached_return_t19MEMCACHED_NOTSTOREDE">
 418 <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>
 419 <dd><p>The request to store an object failed.</p>
 420 </dd></dl>
 421
 422 <dl class="cpp enumerator">
 423 <dt id="_CPPv4N18memcached_return_t23MEMCACHED_NOT_SUPPORTEDE">
 424 <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>
 425 <dd><p>The given method is not supported in the server.</p>
 426 </dd></dl>
 427
 428 <dl class="cpp enumerator">
 429 <dt id="_CPPv4N18memcached_return_t21MEMCACHED_PARSE_ERRORE">
 430 <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>
 431 <dd><p>An error has occurred while trying to parse the configuration string.
 432 You should use memparse to determine what the error was.</p>
 433 </dd></dl>
 434
 435 <dl class="cpp enumerator">
 436 <dt id="_CPPv4N18memcached_return_t26MEMCACHED_PARSE_USER_ERRORE">
 437 <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>
 438 <dd><p>An error has occurred  in parsing the configuration string.</p>
 439 </dd></dl>
 440
 441 <dl class="cpp enumerator">
 442 <dt id="_CPPv4N18memcached_return_t22MEMCACHED_PARTIAL_READE">
 443 <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>
 444 <dd><p>The read was only partially successful.</p>
 445 </dd></dl>
 446
 447 <dl class="cpp enumerator">
 448 <dt id="_CPPv4N18memcached_return_t24MEMCACHED_PROTOCOL_ERRORE">
 449 <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>
 450 <dd><p>An unknown error has occurred in the protocol.</p>
 451 </dd></dl>
 452
 453 <dl class="cpp enumerator">
 454 <dt id="_CPPv4N18memcached_return_t22MEMCACHED_READ_FAILUREE">
 455 <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>
 456 <dd><p>A read failure has occurred.</p>
 457 </dd></dl>
 458
 459 <dl class="cpp enumerator">
 460 <dt id="_CPPv4N18memcached_return_t22MEMCACHED_SERVER_ERRORE">
 461 <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>
 462 <dd><p>An unknown error has occurred in the server.</p>
 463 </dd></dl>
 464
 465 <dl class="cpp enumerator">
 466 <dt id="_CPPv4N18memcached_return_t28MEMCACHED_SERVER_MARKED_DEADE">
 467 <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>
 468 <dd><p>The requested server has been marked dead.</p>
 469 </dd></dl>
 470
 471 <dl class="cpp enumerator">
 472 <dt id="_CPPv4N18memcached_return_t21MEMCACHED_SOME_ERRORSE">
 473 <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>
 474 <dd><p>A multi request has been made, and some undetermined number of errors have occurred.</p>
 475 </dd></dl>
 476
 477 <dl class="cpp enumerator">
 478 <dt id="_CPPv4N18memcached_return_t14MEMCACHED_STATE">
 479 <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>
 480 <dd><p>A &quot;stat&quot; command has been returned in the protocol.</p>
 481 </dd></dl>
 482
 483 <dl class="cpp enumerator">
 484 <dt id="_CPPv4N18memcached_return_t16MEMCACHED_STOREDE">
 485 <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>
 486 <dd><p>The requested object has been successfully stored on the server.</p>
 487 </dd></dl>
 488
 489 <dl class="cpp enumerator">
 490 <dt id="_CPPv4N18memcached_return_t17MEMCACHED_SUCCESSE">
 491 <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>
 492 <dd><p>The request was successfully executed.</p>
 493 </dd></dl>
 494
 495 <dl class="cpp enumerator">
 496 <dt id="_CPPv4N18memcached_return_t17MEMCACHED_TIMEOUTE">
 497 <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>
 498 <dd><p>Operation has timed out.</p>
 499 </dd></dl>
 500
 501 <dl class="cpp enumerator">
 502 <dt id="_CPPv4N18memcached_return_t30MEMCACHED_UNKNOWN_READ_FAILUREE">
 503 <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>
 504 <dd><p>An unknown read failure only occurs when either there is a bug in the server,
 505 or in rare cases where an ethernet nic is reporting dubious information.</p>
 506 </dd></dl>
 507
 508 <dl class="cpp enumerator">
 509 <dt id="_CPPv4N18memcached_return_t26MEMCACHED_UNKNOWN_STAT_KEYE">
 510 <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>
 511 <dd><p>The server you are communicating with has a stat key which has not be defined in the protocol.</p>
 512 </dd></dl>
 513
 514 <dl class="cpp enumerator">
 515 <dt id="_CPPv4N18memcached_return_t15MEMCACHED_VALUEE">
 516 <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>
 517 <dd><p>A value has been returned from the server (this is an internal condition only).</p>
 518 </dd></dl>
 519
 520 <dl class="cpp enumerator">
 521 <dt id="_CPPv4N18memcached_return_t23MEMCACHED_WRITE_FAILUREE">
 522 <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>
 523 <dd><p>An error has occurred while trying to write to a server.</p>
 524 </dd></dl>
 525
 526 </dd></dl>
 527
 528 </div>
 529 <div class="section" id="see-also">
 530 <h2>SEE ALSO<a class="headerlink" href="#see-also" title="Permalink to this headline">¶</a></h2>
 531 <ul class="simple">
 532 <li><p><em class="manpage"><a class="manpage reference external" href="https://linux.die.net/man/1/memcached">memcached(1)</a></em></p></li>
 533 <li><p><a class="reference internal" href="../libmemcached.html"><span class="doc">C/C++ Client Library for memcached</span></a></p></li>
 534 <li><p><a class="reference internal" href="memcached_strerror.html"><span class="doc">Converting Error Codes to Messages</span></a></p></li>
 535 </ul>
 536 </div>
 537 </div>
 538
 539
 540            </div>
 541
 542           </div>
 543           <footer>
 544
 545     <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
 546
 547         <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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 550         <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>
 551
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 553
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 559
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