This article was created in response to a support issue logged with K2. The content may include typographical errors and may be revised at any time without notice This article is not considered official documentation for K2 software and is provided “as is” with no warranties.
When running the K2 App for SharePoint Registration from the App Catalog, the following error appears: "Thread 1: RESPONSENULL".
The error "Thread 1: RESPONSENULL" is caused by an improper value within the K2 Database [Integration].[ProcessSharePointGeneralSetting] table for the value in the SiteUrl column.
To resolve this, please complete the following steps: