White film on glasses. Cannot find solution, despite using dishwasher cleaner product. I use 3 in 1 dishwasher tabs, so do not put salt in dispenser. However, when I removed salt dispenser cap the smell was disgusting. Please help! Service M4306S model - cannot find manual.

Thanks

Dishwashers - Servis - 23 in. M4306 Free-standing Dishwasher