I received the warning "This user ID is already in use", and could not complete registration. | Troubleshooting | Web Conferencing System - LiveOn - JAPAN MEDIA SYSTEMS CORP.

User Information

I received the warning "This user ID is already in use", and could not complete registration.

You cannot choose a user ID that is already being used by another user. Duplication often happens if you try to use a place name or a personal name.