After installing the Client Task Server Service on the site server, the status of the task service is Installed but Inactive.
Error in the task server logs:
Unable to update configuration: x:\Altiris\Altiris Agent\Client Task Server\TaskServer.config
Failed to save config setting in 100 retries @ 00:00:39.8333133, recent error: Could not find a part of the path 'c:\Altiris\Altiris Agent\Client Task Server\3eb05cad-34b4-4236-bca4-b19a3c8b0b6b'.
NOTE: x:\Altiris didn't exist and Altiris was installed on x:\Program files\Altiris! But based on the logs agent was looking in this locarion
ITMS 8.6
Missing roles and IIS features on the site server.