Low water use dishwashers require much less soap, so put in way way less detergent and watch the concern disappear as mysteriously as it maybe appeared. Purchase and add some Borax to help remove mineral buildup and clean the screen or filter screen every single month if needed and yes, it's likely needed! You can get very sick from a dirty screen or filter in your dishwasher!!
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=== Update (09/04/2016) ===
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How may persons know that there are some dishwashers with an area between the plastic drum and the inner stainless steel liner on BOSCH models that have six small vent/drains, at the lower portion of the panels? As the panels flex during washing the holes breath and exhale all sorts of debris and stuff and allow for too large of a buildup of terrible things behind the rinsing abilities of the machine. Stuff and crap inbetween the two stupidly designed walls!
Low water use dishwashers require much less soap, so put in way way less detergent and watch the concern disappear as mysteriously as it maybe appeared. Purchase and add some Borax to help remove mineral buildup and clean the screen or filter screen every single month if needed and yes, it's likely needed! You can get very sick from a dirty screen or filter in your dishwasher!!