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Code Fix: Unable to connect to K2 Host Server during a SmartObject cleanup operation


Issue Description

In rare circumstances, you are unable to connect to the K2 Host Server from K2 Designer, K2 Management or SharePoint, while a SmartObject cleanup operation is running in the background. All the authentication sessions are locked during this cleanup operation.


The fix is available in the following K2 versions:

K2 4.7 March 2018 Cumulative Update K2 Five (5.0) September 2018 Cumulative Update K2 Five (5.1) November 2018 Cumulative Update K2 Five (5.2) May 2019 Cumulative Update K2 Five (5.3)
X X Fix Pack 25 X X
  1. Ensure you have the correct K2 version and/or Cumulative Update installed. See KB001893 to see what Fix Pack level you have installed.
  2. Download the latest Fix Pack using the links in the table above for the version you require.
  3. Install the Fix Pack to apply the fix.
  4. It is recommended to refresh the browser cache.