LICENSE EXPIRED: the license has been recognized, but exceeds the time limits registered on the server.
INVALID LICENCE: the license has not been recognized as valid. It is linked to the machine, if any changes have been made to the PC hardware, it is necessary to restore the license by contacting support.
COMMUNICATION DECRYPTION ERROR: the message from the server not received or unreadable.
Check your internet connection.
Verify that the clock is set to CET time zone (Central European Time) and that there is no significant difference (> 1 min).
Try disabling the firewall.
LIBRARY LICENSE NOT ENABLED: the license has been recognized, it is active for other services; the simulation service is not enabled.
LICENSE VALIDATION ERROR: it was not possible to recognize the type of error encountered, contact support for more information.