Invalid License File

大家好，我在破解linux questasim的时候提示invalid license file，这是什么原因吗，求教
我是参考的http://bbs.eetop.cn/thread-874116-1-1.html，提示的无效license

10:56:12 (lmgrd) -----------------------------------------------
10:56:12 (lmgrd)Please Note:
10:56:12 (lmgrd)
10:56:12 (lmgrd)This log is intended for debug purposes only.
10:56:12 (lmgrd)In order to capture accurate license
10:56:12 (lmgrd)usage data into an organized repository,
10:56:12 (lmgrd)please enable report logging. Use Flexera Software LLC's
10:56:12 (lmgrd)software license administrationsolution,
10:56:12 (lmgrd)FlexNet Manager, toreadily gain visibility
10:56:12 (lmgrd)into license usage data and to create
10:56:12 (lmgrd)insightful reports on critical information like
10:56:12 (lmgrd)license availability and usage. FlexNet Manager
10:56:12 (lmgrd)can be fully automated to run these reports on
10:56:12 (lmgrd)schedule and can be used to track license
10:56:12 (lmgrd)servers and usage across a heterogeneous
10:56:12 (lmgrd)network of servers including Windows NT, Linux
10:56:12 (lmgrd)and UNIX.
10:56:12 (lmgrd)
10:56:12 (lmgrd) -----------------------------------------------
10:56:12 (lmgrd)
10:56:12 (lmgrd)
10:56:12 (lmgrd) Server's System Date and Time: Thu Mar 05 2020 10:56:12 CST
10:56:12 (lmgrd) Invalid License File

你好，可帮解决 Q 2960532559