Before you report, please try the steps below if you have not already tried.
Step 1. Clear the browser cache and repeat the task
Step 2. If step 1 does not fix, try the same task using another browser like Google Chrome or Firefox
Step 3. If you still have the issue, try the same task in another computer
If you still have issues, Please open a ticket at https://support.revize.com/ and provide us the following information
Let us know the IE Browser version.
URL (address in the web browser) of the web page that you were editing and had issues
Briefly describe the problem and
Copy the error message if there are any.