PVSS00event - SYS/SEVERE - Invalid license: License has expired

Enclosed you'll find the explanation for a log-message which can occur during the license check at startup of the project. The log-message is written to the PVSS_II.log-file.

PVSS00event (0), 2011.10.05 15:19:56.179, SYS, SEVERE, 105, Invalid license, PVSS-server: License has expired
PVSS00event (0), 2011.10.05 15:19:56.195, SYS, INFO, 108, License information, Using license file D:\PVSS\versions\3.10\shield.txt

Log-message with symbolic names:

PVSS00event (0), <TIMESTAMP>, SYS, SEVERE, 105, Invalid license, <hostname>: License has expired
PVSS00event (0), <TIMESTAMP>, SYS, INFO, 108, License information, Using license file <installation-path>\shield.txt

This log-message describes that the installed license has expired (expire-keyword at the shield-file).
The project will do a shutdown after a demo period of 1800 seconds.

Please get in contact with the responsible contact/vendor for your WinCC OA-installation for clarification and to get a new shield-file.