on Symantec maa (sandbox) your disk get out of space and you see that old samples are not Deleted (Cleanup) from the MAA machine.
you can delete the old samples manually , But it not delete automatically as it should.
if you check the “ma” log on the MAA machine you may see errors like :
- Permission denied
- cleanup Failed to delete sample
- 500 DELETE

Symantec
Please upgrade the CAS /MAA to version 3.1.2.2 or newer as it contains the fix to the bug you are experiencing.
Fixes an issue where sandboxing tasks and samples could not be deleted. [NPPCAS-68318]
If you have newer version then 3.1.2.2 , You can resolved the issue by downgrading and upgrading back the system (sometimes it can take few days to fix after the downgrading and upgrading back (maybe something internally (: ) )
SHMUEL H.