Error "cannot remove '/opt/liferay/data/license/*': Permission denied"

Note: please note that Liferay has renamed its Liferay Experience Could offerings to Liferay SaaS (formerly LXC) and Liferay PaaS (formerly LXC-SM).

Issue

• After restoring a backup, the liferay service fails to start and the following error is reported:

rm: cannot remove '/opt/liferay/data/license/*': Permission denied

Environment

• Liferay PaaS

Resolution

• This error is usually reported when a backup fails to restore.
• To resolve it, follow these steps:
  1. In the backup service's LCP.json file, remove the dependency on the Liferay service.
  2. Deploy the changes.
  3. Perform a backup restore.
  4. Add again Liferay as a dependency for Backup.
• After the backup restore process, the Liferay service should start with no errors.