Symptoms
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Plesk panel is not accessible with the following error:
Exception: Unable to get PSADb administrator password: The system cannot find the file specified. (Error code 2) on Cannot connect to pipe
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Plesk Management Service is absent from the Services list in Windows or it cannot be started
Cause
The Plesk Management Service is corrupted or misconfigured
Resolution
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Connect to the server via RDP.
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Check whether the
plesksrv.exeis present in%plesk_bin%directory and apply the appropriate steps:
If the plesksrv.exe file is present
1. Start the command prompt as the Administrator
2. Run the following commands to reinstall the missing service:
cd %plesk_bin%
plesksrv -install
If the plesksrv.exe file is missing
1. Start the command prompt as the Administrator
2. Run the following command to create a temporary directory for extracting the MSI package:
mkdir C:pleskmsi
3. Find the Plesk Installer directory - it can be either of these two locations:
C:ProgramDataPleskInstallercachepoolrelease
C:ParallelsInstallercachepoolrelease
4. Switch to the current Plesk version's directory via CMD. In the example below, path for Plesk Obsidian 18.0.41 is used:
cd C:ParallelsInstallercachepoolreleasePLESK-WIN_18.0.41_8021dist-windows
5. Unpack the MSI with the plesksrv.exe file and copy it to %plesk_bin% directory:
msiexec /a plesk-backend.msi /qb TARGETDIR=C:pleskmsi
copy "C:pleskmsiProgram FilesParallelsPleskadminbinplesksrv.exe" "%plesk_bin%"
6. Reinstall Install the missing service:
cd %plesk_bin%
plesksrv -install