Missing Filter on Drawings by QueryManager with children.
A Drawing by Query Manager requires a filter in order to update a set of drawings. Without this filter, the drawings associated with this Drawing by Query Manager cannot be updated.
The object filter associated with the Drawing by Query Manager has been deleted or become erroneous.
Any drawings that are associated with the Drawing by Query Manager and missing filter cannot be updated.
What You Should Do
We recommend that you contact customer support. You can find support information on our web site at Hexagon PPM Support.