https://community.qlik.com/t5/Connectivity-Data-Prep/Connect-New-Data-Source-Unknown-Error/m-p/1730041#M5287 <P>I installed Qlik Sense Desktop version(June 2020 Patch 2 Update 1) . I created Test App and when I tried to connect data source, Message 'Unknown Error' is throwing and it keeps on showing like this. Is there anything missing here? It has become a blocker for me to start development. Any way to fix this.</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Siva11_0-1595448641768.png" style="width: 400px;"><img src="https://community.qlik.com/t5/image/serverpage/image-id/37903i01E599CA9FF7AB8C/image-size/medium?v=v2&amp;px=400" role="button" title="Siva11_0-1595448641768.png" alt="Siva11_0-1595448641768.png" /></span></P><P>Also, when I checked the log, in ..\Qlik\Sense\Log\Engine\Admin-PC_System_Engine_2020-07-23.log folder it is showing like below</P><P>ERROR 20200723T013440.521+0530 1680 9984 Personal\Me default ab822b51-1cbe-42ff-9c06-bb3ac80e054e 0 20200723T013252.000+0530 RestClient: HTTP request for url v1/connectors?customdatapath=C%3A%5CUsers%5Cadmin%5CAppData%5CLocal%5CPrograms%5CCommon%20Files%5CQlik%5CCustom%20Data failed with error code 12152 (source: 1)</P> Mon, 13 Dec 2021 17:48:01 GMT Siva11 2021-12-13T17:48:01Z https://community.qlik.com/t5/Connectivity-Data-Prep/Connect-New-Data-Source-Unknown-Error/m-p/1730041#M5287 <P>I installed Qlik Sense Desktop version(June 2020 Patch 2 Update 1) . I created Test App and when I tried to connect data source, Message 'Unknown Error' is throwing and it keeps on showing like this. Is there anything missing here? It has become a blocker for me to start development. Any way to fix this.</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Siva11_0-1595448641768.png" style="width: 400px;"><img src="https://community.qlik.com/t5/image/serverpage/image-id/37903i01E599CA9FF7AB8C/image-size/medium?v=v2&amp;px=400" role="button" title="Siva11_0-1595448641768.png" alt="Siva11_0-1595448641768.png" /></span></P><P>Also, when I checked the log, in ..\Qlik\Sense\Log\Engine\Admin-PC_System_Engine_2020-07-23.log folder it is showing like below</P><P>ERROR 20200723T013440.521+0530 1680 9984 Personal\Me default ab822b51-1cbe-42ff-9c06-bb3ac80e054e 0 20200723T013252.000+0530 RestClient: HTTP request for url v1/connectors?customdatapath=C%3A%5CUsers%5Cadmin%5CAppData%5CLocal%5CPrograms%5CCommon%20Files%5CQlik%5CCustom%20Data failed with error code 12152 (source: 1)</P> Mon, 13 Dec 2021 17:48:01 GMT https://community.qlik.com/t5/Connectivity-Data-Prep/Connect-New-Data-Source-Unknown-Error/m-p/1730041#M5287 Siva11 2021-12-13T17:48:01Z