Exception "Module with the Main dispatcher is missing." in release APK only
If you're using proguard, add these proguard rules.
# ServiceLoader support
-keepnames class kotlinx.coroutines.internal.MainDispatcherFactory {}
-keepnames class kotlinx.coroutines.CoroutineExceptionHandler {}
# Most of volatile fields are updated with AFU and should not be mangled
-keepclassmembernames class kotlinx.** {
volatile <fields>;
}
Source