kenwood kdw12st3a?

hi there, can any one please give me some advice please? i have a kenwood kdw12st3a dishwasher, and although it worked last night, this morning the door wont close properly and i cant select a cycle/program fot it~?? i have the manual for it but it doesnt give me any clues as to whats up?
please please please help, i am so lost without one!!!