You can use this service to reset your Battle.net password, which will remove most account locks.
Basic troubleshooting for WoW crashing and freezing issues
System issues can cause World of Warcraft to crash with an Error 132: Fatal Exception! message.
Troubleshooting steps for World of Warcraft crashing issues
How to resolve being unable to log in due to this error
Troubleshooting for Battle.net desktop app crashes.
Unable to log in to a character after a paid service
Troubleshooting for game crashes with error "The application encountered an unexpected error"
Information on error BLZ51901023
Blizzard Customer Support doesn't assist with bugs in the Alpha, Beta, or PTR realms