https://community.esri.com/t5/arcgis-web-appbuilder-questions/how-to-check-the-reason-of-error/m-p/1117944#M21601 <P>Hi,</P><P>&nbsp;&nbsp;&nbsp; We have a local portal. I created a custom widget, add it in the IIS. The manifest is visible in the browser.</P><P>&nbsp;&nbsp;&nbsp; When I try adding it in the portal (Content-&gt;Add item-&gt;Application-&gt; Application Extension) after I complete the Manifest URL, the Title is automatically completed, I added a Tag and click on the Add Item. At this step a message window appear: Error: There was an error.</P><P data-unlink="true">&nbsp;&nbsp;&nbsp; How can I found out the reason of the error? I looked in the https://..../portal/portaladmin, there is no error there. The server is configured to log Warnings and above.</P><P data-unlink="true">Thank you<span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Screenshot 2021-11-17 234709.png" style="width: 792px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/27702iBE601C8C4099765F/image-size/large?v=v2&amp;px=999" role="button" title="Screenshot 2021-11-17 234709.png" alt="Screenshot 2021-11-17 234709.png" /></span></P><P>&nbsp;</P><P>&nbsp;</P> Wed, 17 Nov 2021 21:50:12 GMT CatalinBrad 2021-11-17T21:50:12Z https://community.esri.com/t5/arcgis-web-appbuilder-questions/how-to-check-the-reason-of-error/m-p/1117944#M21601 <P>Hi,</P><P>&nbsp;&nbsp;&nbsp; We have a local portal. I created a custom widget, add it in the IIS. The manifest is visible in the browser.</P><P>&nbsp;&nbsp;&nbsp; When I try adding it in the portal (Content-&gt;Add item-&gt;Application-&gt; Application Extension) after I complete the Manifest URL, the Title is automatically completed, I added a Tag and click on the Add Item. At this step a message window appear: Error: There was an error.</P><P data-unlink="true">&nbsp;&nbsp;&nbsp; How can I found out the reason of the error? I looked in the https://..../portal/portaladmin, there is no error there. The server is configured to log Warnings and above.</P><P data-unlink="true">Thank you<span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Screenshot 2021-11-17 234709.png" style="width: 792px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/27702iBE601C8C4099765F/image-size/large?v=v2&amp;px=999" role="button" title="Screenshot 2021-11-17 234709.png" alt="Screenshot 2021-11-17 234709.png" /></span></P><P>&nbsp;</P><P>&nbsp;</P> Wed, 17 Nov 2021 21:50:12 GMT https://community.esri.com/t5/arcgis-web-appbuilder-questions/how-to-check-the-reason-of-error/m-p/1117944#M21601 CatalinBrad 2021-11-17T21:50:12Z