After upgrade to CA SDM to 17.3RU22, we have noticed that when we try to rework a document, the approval process contains an assignee for this step, but the assignee is not updated on field "Assignee" of knowledge document.
Release : 17.3RU22
The fix for this issue is in 17.4 RU2
Reference this Fixed Issue ID:
Case #33544230 CA Service Desk Manager Knowledge Management Custom Approval Process does not populate Assignee.