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Code Fix: After editing a recurring event in a Calendar list in SharePoint with an attachment, the file is attached to all occurrences in the recurring event

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Issue Description

When you edit the recurring event of a Calendar list item in SharePoint, and attach a new file to the event, the attachment is attached to all occurrences of the recurring event.


  1. Ensure you have K2 Five RTM installed.
  2. Get the K2 Five RTM FP18 from Regional Support.
  3. Install the K2 Five RTM FP18 to apply the fix.
  4. It is recommended to refresh the browser cache.


Existing Calendar List recurring events which have been affected will not be fixed. Only applicable to new collateral.