抓取文字寫入陣列

加好友 · 發表於 2013-11-25 10:44

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11-25 02:41:43.622: E/AndroidRuntime(827): FATAL EXCEPTION: main
11-25 02:41:43.622: E/AndroidRuntime(827): java.lang.NullPointerException
11-25 02:41:43.622: E/AndroidRuntime(827): at com.example.LockInBrain.read$1.onClick(read.java:109)
11-25 02:41:43.622: E/AndroidRuntime(827): at android.view.View.performClick(View.java:4204)
11-25 02:41:43.622: E/AndroidRuntime(827): at android.view.View$PerformClick.run(View.java:17355)
11-25 02:41:43.622: E/AndroidRuntime(827): at android.os.Handler.handleCallback(Handler.java:725)
11-25 02:41:43.622: E/AndroidRuntime(827): at android.os.Handler.dispatchMessage(Handler.java:92)
11-25 02:41:43.622: E/AndroidRuntime(827): at android.os.Looper.loop(Looper.java:137)
11-25 02:41:43.622: E/AndroidRuntime(827): at android.app.ActivityThread.main(ActivityThread.java:5041)
11-25 02:41:43.622: E/AndroidRuntime(827): at java.lang.reflect.Method.invokeNative(Native Method)
11-25 02:41:43.622: E/AndroidRuntime(827): at java.lang.reflect.Method.invoke(Method.java:511)
11-25 02:41:43.622: E/AndroidRuntime(827): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
11-25 02:41:43.622: E/AndroidRuntime(827): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
11-25 02:41:43.622: E/AndroidRuntime(827): at dalvik.system.NativeStart.main(Native Method)

複製代碼

我要讀取檔案但是進入之後是沒問題的
可是我按了我所指定的按鈕後閃退
在此貼上LogCat顯示出來的東西

加好友 · 發表於 2013-11-25 11:14

11-25 02:41:43.622: E/AndroidRuntime(827): java.lang.NullPointerException

這一行應該是重點
看看什麼物件是null

[求助] 抓取文字寫入陣列