Issue
Symptoms
Opening a record on IE11 breaks the form and gets an exception "Error Message: service-now.com is not response recover webpage "
Release
ALL
Environment
IE11
Cause
Invalid text contained in the record
Resolution
Export the XML of the record and check if invalid invisible chars in the field. Notice in the below text there are invisible chars,
Please remove the chars in the XML and update it again.
Most Probable Cause
These invalid might be inserted usually when you are copy pasting from a text editor (Best guess copying from a Word document using "Ctrl + a") . Possibly when you are copying an entire document and pasting it in a field.