When SR status is set to “Close” all the child entities except “Service Request Attachments” should become read only.

Question:

When SR status is set to “Close” all the child entities except “Service Request Attachments” should become read only.

Answer:

Service Request and all its child entities become “Read Only” as result of class based functionality of Service Request. So, we need to override the functionality and enable “Service Request Attachment” even after the status is changed to “Closed”. This can be achieved as following:
Define “Always Enable Child” User Property on Service Request BC will the following details:
Name: Always Enable Child: Service Request Attachment
Value: TRUE