Issue Description

A deadlock error occurs when running a sync via the SyncEngine with a high volume of data being extracted, transformed and loaded to the Identities table in the database.

Error Message

Deadlock errors are visible in the K2 Host Server log file.


  1. Ensure you have K2 Five (5.2) installed.
  2. Download the K2 Five (5.2) FP36 from K2 Partner and Customer Portal.
  3. Install the K2 Five (5.2) FP36 to apply the fix.
  4. Run the sync again.