Motor Obstructed – DJI GO 4 Review

I have a spark , 3days ago suddenly i saw this message (Motor Obstructed) and ...Booooom , my spark crashed , I,m very sad and I think that DJI is culprit , I Bought my spark 20 days ago and I had under 30 flight by my drone ???
Review by pouyan1977 on DJI GO 4.