The day my 50mm Summicron broke

Yes, my 50mm Summicron is broken.... While in Calcutta, as I mounted my 50mm Summicron on my Leica M9 to take a picture, I realized...
Yes, my 50mm Summicron is broken.... While in Calcutta, as I mounted my 50mm Summicron on my Leica M9 to take a picture, I realized that the aperture ring did not move the blades anymore. Yet, that was not it, the focus ring would no longer move past 10 meters either. Strange coincidence isn't ? Note that I did not drop the lens, so I wonder if this could be the effect of the high humidity in Calcutta ? Anyways, if one of you is an expert in lenses, any comment will be appreciayed. This obviously also means that I...