Unable to update the EntitySet because it has a DefiningQuery and no element exists in the element to support the current operation.

c# sql server entity framework 3 Comments

After integrating the new forum code, I added basic subscription support. When replying to a topic and opting to subscribe to notifications, the following exception would be thrown:

Unable to update the EntitySet 'ThreadSubscriptions' because it has a DefiningQuery and no element exists in the element to support the current operation.

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