Deprecated function: strtotime(): Passing null to parameter ($datetime)

AFAIK Drupal core does not have this page. Which contrib module are you using? And what does it do to trigger the error?

@kaszarobert, I am using contrib module ultimate cron for that i am getting this error, Drupal core is 9.5.10.

hot fix for contitions

Automatically closed - issue fixed for 2 weeks with no activity.