error: Zugriffsverletzung bei Adresse 01E2FED0 in Modul 'gk2.dll'. Lesen von Adresse 00000000

database: datenbanken\gartenhof-kuesters2.de\pictures.GDB
table: picture A join pictureobject B on A.object=B.id join picturetyp C on C.id=A.typ join zo_category_pictureobject D on D.pictureobject=B.id
sqlstring: Select DISTINCT A.id, A.filename, A.typ, A.object, A.upload, B.id, B.urlalias, B.passwort, B.visible, B.osident, B.caption, B.upload, B.search, B.externallink, B.externallinkcaption, B.bearbeiter, B.filename_small, B.filename_gross, C.id, C.caption, C.description, C.osident, D.id, D.category, D.pictureobject, D.description, D.sortorder from picture A join pictureobject B on A.object=B.id join picturetyp C on C.id=A.typ join zo_category_pictureobject D on D.pictureobject=B.id Where (D.category=91) and (A.object=4866) order by D.sortorder DESC