Symptoms
- Failed backups cannot be removed from a list in Tools & Settings > Backup Manager
- The backup checkbox is greyed out and can not be selected
Cause
Failed backup task is stuck in the tasks.db database
Resolution
Linux
-
Connect to the server via SSH
-
Access the backup tasks database:
# sqlite3 /usr/local/psa/PMM/tasks/tasks.db
-
Find the failed task by timestamp and remove it.
For example, the failed backup session was created 2020-09-01:
SELECT * FROM tasks WHERE dump LIKE '%2020-09-01%;
-
Examine the query output, and remove the task if the session timestamp matches the stuck one:
DELETE FROM tasks WHERE id=2;
Windows
-
Connect to the server via RDP
- Download the sqlite3 client from this link and extract it to any convenient location (e.g.
C:sqlite) -
Open the command prompt as Administrator and access the backup tasks database
C:> "C:sqlitesqlite3.exe" "%plesk_dir%PMMtaskstasks.db"
-
Find the failed task by timestamp and remove it.
For example, the failed backup session was created 2020-09-01:
SELECT * FROM tasks WHERE dump LIKE '%2020-09-01%;
-
Examine the query output, and remove the which has the session timestamp matching the stuck one in GUI:
DELETE FROM tasks WHERE id=2;