Hello @Roundtree ,
Thanks for confirming that the problem has been solved. Adding the answer for the benefit of community here. Please and upvote
The behavior is controlled by GPOs (time limit for disconnected sessions) Reference : gpsearch.azurewebsites.net, you have confirmed that the gpo on the DC was the issue. The config was not set correctly for the new host.
(If the response was helpful please don't forget to upvote and/or accept as answer, thank you)