Please take a look at this kb, sounds similar to your issue.
Scheduled SQL backup jobs fails to launch
https://kb.netapp.com/Advice_and_Troubleshooting/Data_Protection_and_Security/SnapCenter/Scheduled_SQL_backup_jobs_fails_to_launch
Please take a look at this kb, sounds similar to your issue.
Scheduled SQL backup jobs fails to launch
https://kb.netapp.com/Advice_and_Troubleshooting/Data_Protection_and_Security/SnapCenter/Scheduled_SQL_backup_jobs_fails_to_launch