@kaihengfeng:
Thank you! I tested it and can confirm that the Kernel you linked to (Ubuntu 4.15.0-45.48~lp1813663-generic 4.15.18) works again.
@kaihengfeng:
Thank you! I tested it and can confirm that the Kernel you linked to (Ubuntu 4.15.0- 45.48~lp1813663 -generic 4.15.18) works again.