OSX 10.13.6 code signature invalid / EXC_CORPSE_NOTIFY

So, the steps

  • Utilities –> Terminal, and run those commands
sudo killall -9 trustd
sudo rm -f /Library/Keychains/crls/valid.sqlite3
  • Reboot
  • Wait 5-10 minutes for the new version to be installed.

To confirm, after reboot, run this:

sqlite3 /Library/Keychains/crls/valid.sqlite3 "select * from admin"

db_version|5|
db_format|3|
db_source|0|valid.apple.com
version|148|
check_again|0|o??????A

 

 

source: https://discussions.apple.com/thread/252037712?answerId=254082855022#254082855022