Issue Update Error

[Anoop]

Always showing New Update warning on plesk. When i try to update its throwing error.

Installation started in background
Loaded plugins: fastestmirror
You already have the latest version of product(s) and all the selected components installed. Installation will not continue.
Launching component and product checkers...
Downloading file report-update: 0%
Downloading file report-update: 100% was finished.
Downloading file pool/PSA_18.0.27_3253/examiners/py_launcher.sh: 0%
Downloading file pool/PSA_18.0.27_3253/examiners/py_launcher.sh: 100% was finished.
Error: You already have the latest version of product(s) and all the selected components installed. Installation will not continue.