https://community.qlik.com/t5/Reporting-Service-Alerting/QlikView-Task-Error-System-Exception-Failed-to-retrieve-document/m-p/1999853#M1630 <P>QlikView Task Error appears.<BR />I am analyzing the log, which part should I check?<BR />May I know what is the cause?<BR />For detailed log, please check the attached log file.</P> <P>Please answer.<BR />Thanks &amp; Regards.</P> <P>&nbsp;</P> <P>System.Exception: Failed to retrieve document list from the specified QVS || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass287_0.&lt;GetUserDocumentList&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.GetUserDocumentList(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache() <BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: The communication with QlikView Server failed (TimedOut)! || at QlikTech.NetClient.QvClient.GetMessageDataFromSocket(Byte[] buffer) || at QlikTech.NetClient.QvClient.GetMessageSizeFromSocket() || at QlikTech.NetClient.QvClient.SendAndReceive(Byte[] request) || at QlikTech.NetClient.QvClient.Execute(Byte[] request) || at QlikTech.NetClient.QvClient.Execute(String request) || at Wrappers.QVSWrapper.CallFunction(String methodName, String iStartElement, String iStartAttribute, IXmlSerializable arguments, IXmlSerializable outpar, String&amp; message, Byte[][] attachments) || at Wrappers.QVSWrapper.GetAdminDocList(eDocumentListType i_ListType) || at QMSBackendCore.Communication.QlikViewServer.GetAdminDocList(QlikViewServerResource qvsResource, eDocumentListType listType) || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass287_0.&lt;GetUserDocumentList&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.GetUserDocumentList(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve document list from the specified QVS || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass287_0.&lt;GetUserDocumentList&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.GetUserDocumentList(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()</P> Wed, 29 Jan 2025 15:57:23 GMT qwebnm 2025-01-29T15:57:23Z https://community.qlik.com/t5/Reporting-Service-Alerting/QlikView-Task-Error-System-Exception-Failed-to-retrieve-document/m-p/1999853#M1630 <P>QlikView Task Error appears.<BR />I am analyzing the log, which part should I check?<BR />May I know what is the cause?<BR />For detailed log, please check the attached log file.</P> <P>Please answer.<BR />Thanks &amp; Regards.</P> <P>&nbsp;</P> <P>System.Exception: Failed to retrieve document list from the specified QVS || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass287_0.&lt;GetUserDocumentList&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.GetUserDocumentList(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache() <BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: The communication with QlikView Server failed (TimedOut)! || at QlikTech.NetClient.QvClient.GetMessageDataFromSocket(Byte[] buffer) || at QlikTech.NetClient.QvClient.GetMessageSizeFromSocket() || at QlikTech.NetClient.QvClient.SendAndReceive(Byte[] request) || at QlikTech.NetClient.QvClient.Execute(Byte[] request) || at QlikTech.NetClient.QvClient.Execute(String request) || at Wrappers.QVSWrapper.CallFunction(String methodName, String iStartElement, String iStartAttribute, IXmlSerializable arguments, IXmlSerializable outpar, String&amp; message, Byte[][] attachments) || at Wrappers.QVSWrapper.GetAdminDocList(eDocumentListType i_ListType) || at QMSBackendCore.Communication.QlikViewServer.GetAdminDocList(QlikViewServerResource qvsResource, eDocumentListType listType) || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass287_0.&lt;GetUserDocumentList&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.GetUserDocumentList(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve document list from the specified QVS || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass287_0.&lt;GetUserDocumentList&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.GetUserDocumentList(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()<BR />Error System.Exception: Failed to retrieve settings from QlikView Server. || at QMSBackendCore.Service.ServiceImpl.&lt;&gt;c__DisplayClass94_0.&lt;UpdateQvsSettingsCache&gt;b__0() || at SolutionGlobal.Collections.ThreadSafeCache`2.CacheItem`1.GetObject() || at SolutionGlobal.Collections.ThreadSafeCache`2.Get(TKey key, Func`1 createObjectFunc) || at QMSBackendCore.Service.ServiceImpl.UpdateQvsSettingsCache(Guid qvsID) || at QMSBackendCore.Service.ServiceImpl.Diagnostics.UpdateQvsSettingsCache()</P> Wed, 29 Jan 2025 15:57:23 GMT https://community.qlik.com/t5/Reporting-Service-Alerting/QlikView-Task-Error-System-Exception-Failed-to-retrieve-document/m-p/1999853#M1630 qwebnm 2025-01-29T15:57:23Z https://community.qlik.com/t5/Reporting-Service-Alerting/QlikView-Task-Error-System-Exception-Failed-to-retrieve-document/m-p/2139305#M1631 <P>I'm having a similar issue - anyone got any ideas please?</P> Mon, 20 Nov 2023 09:31:21 GMT https://community.qlik.com/t5/Reporting-Service-Alerting/QlikView-Task-Error-System-Exception-Failed-to-retrieve-document/m-p/2139305#M1631 jacknick 2023-11-20T09:31:21Z https://community.qlik.com/t5/Reporting-Service-Alerting/QlikView-Task-Error-System-Exception-Failed-to-retrieve-document/m-p/2139340#M1632 <P>Hi <BR />try to restore your QVPR from a back up. Follow the steps below:</P> <P>&nbsp;</P> <OL> <LI>Navigate to C:\ProgramData\QlikTech\ManagementService\QVPR\Backups and select the .zip file that is the most recent properly working QVPR</LI> <LI>Copy and paste the zip file to C:\ProgramData\QlikTech\ManagementService</LI> <LI>Stop your QMS, QVS, and QDS services (make sure that no tasks are running and have completed)</LI> <LI>Rename the C:\ProgramData\QlikTech\ManagementService\QVPR folder to C:\ProgramData\QlikTech\ManagementService\QVPR_OLD</LI> <LI>Create a new QVPR folder in C:\ProgramData\QlikTech\ManagementService\</LI> <LI>Unzip and extract the backup QVPR to the C:\ProgramData\QlikTech\ManagementService\QVPR directory, replacing the one you just renamed.</LI> <LI>Restart your services and verify that the new mount locations are correct.</LI> </OL> Mon, 20 Nov 2023 10:53:57 GMT https://community.qlik.com/t5/Reporting-Service-Alerting/QlikView-Task-Error-System-Exception-Failed-to-retrieve-document/m-p/2139340#M1632 TcnCunha_M 2023-11-20T10:53:57Z