Msg 45202, Level 17, State 3, Procedure sp_add_task_command, Line 65 [Batch Start Line 9] Timed out after 120 seconds waiting for Smart Admin job to complete. Please run the stored procedure again.

while enabling/disabling Managed backups for sql server 2016 sp4 getting the below error.

i am enabling/disabling backups for small databases like less than 100 MB,other databases like 30,40 GB i can able to execute it successfully.

Msg 45202, Level 17, State 3, Procedure sp_add_task_command, Line 65 [Batch Start Line 9]
Timed out after 120 seconds waiting for Smart Admin job to complete. Please run the stored procedure again.