Halcon错误 #2021: System clock has been set back.

Halcon错误 #2021: System clock has been set back. This error can only occur when the FEATURE line contains an expiration date.

解决方法：

参考下面两个链接应该可以解决，避免重装系统太麻烦

https://www.51halcon.com/thread-727-1-1.html

https://blog.csdn.net/yym1660028/article/details/112196269

我的解决经过：

重装了Halcon，然后放最新的license，然后联网自动更新时间就打开了。。。