Error: DynamoDB Update Not Working

What's Causing This Error

There can be many reasons for the update operation to fail. It is probably an error in your UpdateExpression, or you are making a mistake somewhere in updateItem().

Solution: Here's How To Resolve It

First, if you are using an expression, you can recheck whether the syntax is correct and whether you are not missing any vital piece of code in your expression. You can read more about UpdateExpression here.

If you get any error message or code, refer to this documentation to figure out the exact cause of the issue. Ensure that the key attribute you specify does match the DynamoDB table's primary partition key.