Another post on CANNOT_OPEN_FILE (3)

Hello

I’m saving a windows server 2019.
I’ve a lot of Errorcode: CANNOT_OPEN_FILE (3) .
Read many posts but I haven’t find a solution. Files are accessible from system user.

Errors
14/08/20 22:26
Error getting complete file “ijQ6eS3Zd3LOyMrfJ7hT|D/ExchangeDb/Db01/B90ECE24-2793-4D09-9BA1-4CBD4B6E03E612.1.Single/ms/%default/gen.000000000000552f.state” from srvma01. Errorcode: CANNOT_OPEN_FILE (3)

Error getting complete file “ijQ6eS3Zd3LOyMrfJ7hT|C/Windows/assembly/NativeImages_v4.0.30319_32/System/8cac8223556750a7b295488f7d4a74ca” from srvma01. Errorcode: CANNOT_OPEN_FILE (3)

Error getting complete file “ijQ6eS3Zd3LOyMrfJ7hT C/Windows/security/database/edb00012.log” from srvma01. Errorcode: CANNOT_OPEN_FILE (3)

|Error getting complete file ijQ6eS3Zd3LOyMrfJ7hT|C/ProgramData/Veeam/Backup/VeeamGuestHelper_14072020.log" from srvma01. Errorcode: CANNOT_OPEN_FILE (3)

Do you have some suggestion to faceup the problem?

My best regards
Polo