miui 14，切换节点时经常性发生空指针闪退

[jaberale]

在切换节点时会经常出现空指针闪退，报错
java.lang.RuntimeException: Unable to resume activity {com.xxf098.ssrray/com.github.shadowsocks.Shadowsocks}: java.lang.NullPointerException: Attempt to invoke interface method 'void com.github.shadowsocks.aidl.IShadowsocksService.use(int)' on a null object reference
at android.app.ActivityThread.performResumeActivity(ActivityThread.java:4975)
at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:5008)
at android.app.servertransaction.ResumeActivityItem.execute(ResumeActivityItem.java:54)
at android.app.servertransaction.ActivityTransactionItem.execute(ActivityTransactionItem.java:45)
at android.app.servertransaction.TransactionExecutor.executeLifecycleState(TransactionExecutor.java:176)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:97)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2386)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loopOnce(Looper.java:210)
at android.os.Looper.loop(Looper.java:299)
at android.app.ActivityThread.main(ActivityThread.java:8252)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:559)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:954)
Caused by: java.lang.NullPointerException: Attempt to invoke interface method 'void com.github.shadowsocks.aidl.IShadowsocksService.use(int)' on a null object reference
at com.github.shadowsocks.Shadowsocks.serviceLoad(Shadowsocks.scala:612)
at com.github.shadowsocks.Shadowsocks.updateCurrentProfile(Shadowsocks.scala:481)
at com.github.shadowsocks.Shadowsocks.onResume(Shadowsocks.scala:498)
at android.app.Instrumentation.callActivityOnResume(Instrumentation.java:1565)
at android.app.Activity.performResume(Activity.java:8668)
at android.app.ActivityThread.performResumeActivity(ActivityThread.java:4965)
... 13 more，