We are getting the error "Sorting by the column specified is not allowed." in the list view of the Sub-Object "File Processor" of "CA PPM Adapter Config" object, whenever the column "Column Name" is configured in the view.
"Column Name" column is configured as default in the List Layout of "File Processor" sub-object of the adaptor.
Dev URL: https://<host>-dev.ondemand.ca.com/niku/nu#action:odf.gd_adaptor_configList
Release : 16.0.3, 16.1
Global Delivery has a fix for this. Please open a support case if you are facing this issue.