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    <title>topic synchronizeReplica - failed to synchronize in ArcGIS Runtime SDK for iOS Questions</title>
    <link>https://community.esri.com/t5/arcgis-runtime-sdk-for-ios-questions/synchronizereplica-failed-to-synchronize/m-p/720905#M6465</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Hi,&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;I've been encountering a recurring issue when trying to sync my non-spatial related tables. After following the requests through Fiddler, it looks like the sync process [AGSGDBSyncTask syncGeodatabase] is hanging on the REST -synchronizeReplica method and then fails. But as usual, there are no helpful error messages in the XCode debugger. Has anyone else ran into a problem similar to this? The error message I get is below:&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;BLOCKQUOTE&gt;&lt;TABLE border="1"&gt;&lt;TBODY&gt;&lt;TR&gt;&lt;TD&gt;&lt;P&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&lt;SPAN&gt;Error Domain=NSCocoaErrorDomain Code=500 "The operation couldn’t be completed. Failed to synchronize." UserInfo=0x1ab2b4d0 {NSURL=&lt;/SPAN&gt;&lt;A class="jive-link-external-small" href="http://gisdemo1.cdmsmith.com/arcgis/rest/services/Mansfield_MA_FS/FeatureServer/jobs/j578830f81087440ca6a30d41eef60433?f=json" rel="nofollow" target="_blank"&gt;http://gisdemo1.cdmsmith.com/arcgis/rest/services/Mansfield_MA_FS/FeatureServer/jobs/j578830f81087440ca6a30d41eef60433?f=json&lt;/A&gt;&lt;SPAN&gt;, responseJSON={&lt;/SPAN&gt;&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; error =&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; {&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; code = 500;&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; description = "Failed to synchronize.";&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; };&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; lastUpdatedTime = 1421440085000;&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; replicaName = "Ags_Fs_1421439987693";&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; resultUrl = "";&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; status = Failed;&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; submissionTime = 1421440081000;&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;}, NSLocalizedFailureReason=Failed to synchronize.}&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;/TD&gt;&lt;/TR&gt;&lt;/TBODY&gt;&lt;/TABLE&gt;&lt;/BLOCKQUOTE&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Note: I can download / sync my spatial feature class with no problems.&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Thanks for any help,&lt;/P&gt;&lt;P&gt;Colin&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Fri, 16 Jan 2015 20:36:26 GMT</pubDate>
    <dc:creator>ColinCole</dc:creator>
    <dc:date>2015-01-16T20:36:26Z</dc:date>
    <item>
      <title>synchronizeReplica - failed to synchronize</title>
      <link>https://community.esri.com/t5/arcgis-runtime-sdk-for-ios-questions/synchronizereplica-failed-to-synchronize/m-p/720905#M6465</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Hi,&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;I've been encountering a recurring issue when trying to sync my non-spatial related tables. After following the requests through Fiddler, it looks like the sync process [AGSGDBSyncTask syncGeodatabase] is hanging on the REST -synchronizeReplica method and then fails. But as usual, there are no helpful error messages in the XCode debugger. Has anyone else ran into a problem similar to this? The error message I get is below:&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;BLOCKQUOTE&gt;&lt;TABLE border="1"&gt;&lt;TBODY&gt;&lt;TR&gt;&lt;TD&gt;&lt;P&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&lt;SPAN&gt;Error Domain=NSCocoaErrorDomain Code=500 "The operation couldn’t be completed. Failed to synchronize." UserInfo=0x1ab2b4d0 {NSURL=&lt;/SPAN&gt;&lt;A class="jive-link-external-small" href="http://gisdemo1.cdmsmith.com/arcgis/rest/services/Mansfield_MA_FS/FeatureServer/jobs/j578830f81087440ca6a30d41eef60433?f=json" rel="nofollow" target="_blank"&gt;http://gisdemo1.cdmsmith.com/arcgis/rest/services/Mansfield_MA_FS/FeatureServer/jobs/j578830f81087440ca6a30d41eef60433?f=json&lt;/A&gt;&lt;SPAN&gt;, responseJSON={&lt;/SPAN&gt;&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; error =&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; {&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; code = 500;&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; description = "Failed to synchronize.";&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; };&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; lastUpdatedTime = 1421440085000;&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; replicaName = "Ags_Fs_1421439987693";&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; resultUrl = "";&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; status = Failed;&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; submissionTime = 1421440081000;&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P class="p1"&gt;&lt;SPAN class="s1"&gt;&lt;STRONG&gt;}, NSLocalizedFailureReason=Failed to synchronize.}&lt;/STRONG&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;/TD&gt;&lt;/TR&gt;&lt;/TBODY&gt;&lt;/TABLE&gt;&lt;/BLOCKQUOTE&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Note: I can download / sync my spatial feature class with no problems.&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Thanks for any help,&lt;/P&gt;&lt;P&gt;Colin&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Fri, 16 Jan 2015 20:36:26 GMT</pubDate>
      <guid>https://community.esri.com/t5/arcgis-runtime-sdk-for-ios-questions/synchronizereplica-failed-to-synchronize/m-p/720905#M6465</guid>
      <dc:creator>ColinCole</dc:creator>
      <dc:date>2015-01-16T20:36:26Z</dc:date>
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