java.lang.IllegalArgumentException: Receive method must return ParameterizedType: public abstract io.reactivex.Flowable com.example.demo.DemoWebsocketService.observeCustomInfo()

[PanPersonalProject]

if isMinifyEnabled = true，app will crash ：
java.lang.IllegalArgumentException: Receive method must return ParameterizedType: public abstract io.reactivex.Flowable com.example.demo.DemoWebsocketService.observeCustomInfo()

env:
gralde 8.7
agp8.5.0
jdk 17

source link:
https://github.com/PanPersonalProject/BaseAndroidFramework

[PanPersonalProject]

i fit this problem,just keep rxjava
-keep class io.reactivex.** { *; }