CRFCN0733E

Invalid POSIX character class class_name. Playback or recording cannot be completed.

The class_name Portable Operating System Interface (POSIX) character is not valid. While recording or playback there are instances where the verification point text is evaluated as regular expression. If the verification point contains a regular expression with incorrect syntax, the process cannot continue.
Open the verification point from the script explorer and verify the syntax of the regular expression.