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Editorial Team
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Asked: 2026-06-07T05:22:00+00:00

Can someone here explain how to pinpoint exactly the error in eclipse? for example

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Can someone here explain how to pinpoint exactly the error in eclipse? for example like this..

07-07 00:46:34.968: E/AndroidRuntime(401): FATAL EXCEPTION: main
07-07 00:46:34.968: E/AndroidRuntime(401): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.localhost.one/com.localhost.one.Main}: java.lang.NullPointerException
07-07 00:46:34.968: E/AndroidRuntime(401):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2663)
07-07 00:46:34.968: E/AndroidRuntime(401):  at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2679)
07-07 00:46:34.968: E/AndroidRuntime(401):  at android.app.ActivityThread.access$2300(ActivityThread.java:125)
07-07 00:46:34.968: E/AndroidRuntime(401):  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2033)
07-07 00:46:34.968: E/AndroidRuntime(401):  at android.os.Handler.dispatchMessage(Handler.java:99)
07-07 00:46:34.968: E/AndroidRuntime(401):  at android.os.Looper.loop(Looper.java:123)
07-07 00:46:34.968: E/AndroidRuntime(401):  at android.app.ActivityThread.main(ActivityThread.java:4627)
07-07 00:46:34.968: E/AndroidRuntime(401):  at java.lang.reflect.Method.invokeNative(Native Method)
07-07 00:46:34.968: E/AndroidRuntime(401):  at java.lang.reflect.Method.invoke(Method.java:521)
07-07 00:46:34.968: E/AndroidRuntime(401):  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868)
07-07 00:46:34.968: E/AndroidRuntime(401):  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
07-07 00:46:34.968: E/AndroidRuntime(401):  at dalvik.system.NativeStart.main(Native Method)
07-07 00:46:34.968: E/AndroidRuntime(401): Caused by: java.lang.NullPointerException
07-07 00:46:34.968: E/AndroidRuntime(401):  at org.json.JSONTokener.nextCleanInternal(JSONTokener.java:112)
07-07 00:46:34.968: E/AndroidRuntime(401):  at org.json.JSONTokener.nextValue(JSONTokener.java:90)
07-07 00:46:34.968: E/AndroidRuntime(401):  at org.json.JSONArray.<init>(JSONArray.java:87)
07-07 00:46:34.968: E/AndroidRuntime(401):  at org.json.JSONArray.<init>(JSONArray.java:103)
07-07 00:46:34.968: E/AndroidRuntime(401):  at com.localhost.one.Main.onCreate(Main.java:80)
07-07 00:46:34.968: E/AndroidRuntime(401):  at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
07-07 00:46:34.968: E/AndroidRuntime(401):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2627)
07-07 00:46:34.968: E/AndroidRuntime(401):  ... 11 more

Eclipse IDE is great for it has many plugins but it lacks a lot of what VS has. If someone can tell me how to pinpoint exactly my error or where I have my null pointer, from what variable, from what method in eclipse? Thanks. Finding the error in eclipse is very time consuming in eclipse..

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1 Answer

  1. Editorial Team

    here you find out your package name and error

    Caused by: java.lang.NullPointerException <<<<Error
07-07 00:46:34.968: E/AndroidRuntime(401):  at org.json.JSONTokener.nextCleanInternal(JSONTokener.java:112)
07-07 00:46:34.968: E/AndroidRuntime(401):  at org.json.JSONTokener.nextValue(JSONTokener.java:90)
07-07 00:46:34.968: E/AndroidRuntime(401):  at org.json.JSONArray.<init>(JSONArray.java:87)
07-07 00:46:34.968: E/AndroidRuntime(401):  at org.json.JSONArray.<init>(JSONArray.java:103)
07-07 00:46:34.968: E/AndroidRuntime(401):  at com.localhost.one.Main.onCreate(Main.java:80)


Line no.80 and class name Main.java
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