Kotlin Firebase存储imageUri错误

参考.putFile(imageUri)

 kotlin.UninitializedPropertyAccessException: lateinit property imageUri has not been initialized at com.ysnel.envantert.StandUpdate.update(StandUpdate.kt:177) at com.ysnel.envantert.StandUpdate.access$update(StandUpdate.kt:19) at com.ysnel.envantert.StandUpdate$onCreate$3.onClick(StandUpdate.kt:73) at android.view.View.performClick(View.java:5076) at android.view.View$PerformClick.run(View.java:20279) at android.os.Handler.handleCallback(Handler.java:739) at android.os.Handler.dispatchMessage(Handler.java:95) at android.os.Looper.loop(Looper.java:135) at android.app.ActivityThread.main(ActivityThread.java:5930) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1405) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1200)