HotFix KB401979 - MiCCSDK concurrency errors preventing callback...

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HotFix KB401979 - MiCCSDK concurrency errors preventing callback requests from being saved

Article ID: 52547 - Last Review: April 5, 2018


Intermittently callback requests were not being saved due to a concurrency error while writing to SQL. 


In the MiCCSDK logs you will see warnings like the following:

Warning: 2017-May-22 13:29:43.701   Error saving changes due to a concurrency exception. Retrying...                                       (EntityFrameworkExtensions.SaveChangesSafe) 


This HotFix is to be installed onto MiContact Center Business version .

  1. Ensure that KB399587 is installed.
  2. Go to
  3. Click the Log in button.
  4. Click the Sign in button under Connect.
  5. On the left, select the Software Download Center.
  6. Expand the tree to MiContact Center Business and then down to MiContact Center Business and HotFixes.
  7. Download the MiCC HotFix KB401979.exe HotFix to the MiContact Center server.
  8. Double-click the MiCC HotFix KB401979.exe and follow the on-screen prompts.
  9. Wait for the repackager and auto-updates to complete.
NOTE:  Installing this HotFix will restart the MiCC services.  To avoid service interruption we recommend applying this patch after hours or during a scheduled maintenance window.



Keywords: callback save saved concurrency mixed sql

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KB401979.exe KB401979.exe (55.81 MB, 712 views)

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Last Modified:Thursday, April 05, 2018
Last Modified By: montpetit.a
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