Symptoms

Task to create Lync Call group fails:

Task name       Provisioning "CallGroup" for APS application Microsoft Lync Hosting Pack v2
Last execution output   Internal error: SDK::Platform::blob Plesk::SaaS::SaaSManagerTasks_impl::taskExecuteWorkflow(const SDK::Platform::Properties&) : [APSC] Call group user group should contain at least 1 agent.

Cause

This could be result of incorrect task processing order.

Resolution

  1. In CP for subscription for which the task is failing, go to Lync > Users > Manage User Groups,
  2. Locate an empty group to be used inside the call group, add users to it,
  3. Resubmit the task

Internal content

Link on internal Article