If you know the vCloud Director database username and password, you can use the fix-scheduler-data command of the cell management tool to scan the database for corrupt scheduler data and repair that data as needed.
To scan database for corrupt scheduler data, use a command line with the following form:
cell-management-tool fix-scheduler-data options
|--help (-h)||None||Provides a summary of available commands in this category.|
|--dbuser||The user name of the vCloud Director database user.||Must be supplied on the command line.|
|--dbpassword||The password of the vCloud Director database user.||Prompted for if not supplied.|