System access has been blocked. Your license could not be verified with the license server.
Open .env and verify these 4 keys are set:
LICENSE_KEY LICENSE_API_KEY
LICENSE_API_SECRET LICENSE_SERVER_URL
Make sure LICENSE_SERVER_URL points to the admin panel, e.g.:
https://travelbookingpanel.com
Delete storage/app/.license and refresh to force revalidation.
Contact your administrator if the license should be active.
Support: support@travelbookingpanel.com