"Unable to validate current license file. Please reinstall Appeon Server"

Web application cannot load in Internet Explorer. The pop up error message is displayed "Unable to validate current license file. Please reinstall Appeon Server".

Cause: Validation of appeon.license file in AppeonServer.db file may fail if abnormal operations are performed. You will continue to see the error message if Appeon Server is not reinstalled.

Solution: Reinstall Appeon Server. Avoid such operations in Appeon Server:

1. Modify the information in appeon.license file

2. Copy components to Appeon Server instead of deploying them.