ID:12150 Invalid assignment of DQS pin to I/O pin "<name>" because the I/O pin is not a WYSIWYG I/O primitive

CAUSE: You attempted to assign a DQS pin to the specified I/O pin. However, the I/O pin is not a WYSIWYG I/O primitive. You can assign a DQS pin only to an I/O pin that is a WYSIWYG I/O primitive.

ACTION: Assign the DQS pin only to an I/O pin that is a WYSIWYG I/O primitive.