Patch installation fails with the error, Internal Server Error

Summary

Patch installation may fail with an error in the UI, stating an internal error.

Description

Patch installation fails with this error in the UI. 

Solution:

1. Please connect to the N2W server via SSH, username is cpmuser
2. Run the following command: 
   sudo grep PrivateTmp /lib/systemd/system/apache2.service
   
3. If PrivateTmp value is set to true, change it to false, using the below command: 
   sudo sed -i 's|PrivateTmp=true|PrivateTmp=false|g' /lib/systemd/system/apache2.service
4. When no backup is running, restart Apache server: 
   sudo systemctl daemon-reload 
   sudo systemctl restart apache2

Confirmation Steps

Reattempt to deploy the patch.