When you edit a rule on a form and attempt to delete an “open sub form” action from a rule, the action is not deleted, and an error occurs in the browser console.
The following error is visible in the browser console: “Uncaught TypeError: Cannot read property 'getAttribute' of null”.
- Ensure you have K2 Five (5.1) installed.
- Get the K2 Five (5.1) FP12 from Regional Support.
- Install the K2 Five (5.1) FP12 to apply the fix.
- It is recommended to refresh the browser cache.