Issue Description
When you have a legacy K2 Workflow which contains a binary process data field, an error occurs when attempting to start the legacy K2 Workflow via K2 management.
Error Message:
The following error occurs: “Unable to cast object of type ‘System.String’ to type System.Bytem]’.”
Resolution
The fix is available in:
- K2 Five (5.4) March 2022 Cumulative Update Fix Pack 01.
- K2 Five (5.5) March 2022 Cumulative Update Fix Pack 02.
- Ensure you have the correct K2 version and/or Cumulative update installed. See KB001893 to see what Fix Pack level you have installed.
- Download the latest Fix Pack using the links in the table above for the version you require.
- Install the Fix Pack to apply the fix.
- It is recommended to clear browser cache and refresh the page.