is it possible that android proguard cause missfunction of app?

StackOverflow https://stackoverflow.com/questions/18064946

题

i am writing an app that one part of it is a compass, it show right direction before, i adding 2 or 3 activity to app that is unrelated to compass activity, also used android proguard(with default setting not the optimized one), as result the compass going to act like crazy, it show a different direction on any devices( actually it's too funny).
so can you suggest something to help me?
enter image description here

没有正确的解决方案

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