Issue Description

When a SharePoint Document Set contains a User and Group column, an error occurs when attempting to execute the Create method via the Document Set SmartObject. This only occurs in SharePoint 2010 or SharePoint 2013 in 2010 mode.

Error Message

The error message can be one of the following:

  1. Object reference not set to an instance of the object.
  2. Error occurred trying to execute {SmartObject} – Microsoft.SharePoint.Client.ServerException: Invalid data has been used to update the list item. The field you are trying to update may be read only.

Resolution

  1. Ensure you have K2 4.7 installed.
  2. Download and install the K2 4.7 November 2017 Cumulative Update from K2 Partner and Customer Portal.
  3. Get the K2 4.7 November 2017 Cumulative Update FP2 from Regional Support.
  4. Install the K2 4.7 November 2017 Cumulative Update FP2 to apply the fix.