Running any action comes up with Value cannot be null. Parameter is s

Running any action comes up with Value cannot be null. Parameter is s .
SCCM 2207 with the fix inserted into config file.
Server 2019

Thank you for contacting the Recast Support Team. I would be happy to assist with this issue. Can you have clear out the DNS cache? Let me know if the error persist.

Ola Olofinjana
Technical Support Engineer
olao@recastsoftware.com

Best,

Ola Olofinjana
Technical Support Engineer
olao@recastsoftware.com