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copied!<p>I am very new to android programming. I am trying to make an application that uses bluetooth connectivity that connects with a chip transfers data. I set up the bluetooth connection but the program wont run it comes up with the "this program has closed unexpectedly" I have read some stuff on log cat but i still can't figure it out. Could somebody please tell me what my error is?</p> <p>Here is my LogCat:</p> <pre><code> 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): FATAL EXCEPTION: main 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.joshi.remotedoc/com.joshi.remotedoc.Remote_DocActivity}: java.lang.InstantiationException: com.joshi.remotedoc.Remote_DocActivity 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2585) 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2679) 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): at android.app.ActivityThread.access$2300(ActivityThread.java:125) 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2033) 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): at android.os.Handler.dispatchMessage(Handler.java:99) 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): at android.os.Looper.loop(Looper.java:123) 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): at android.app.ActivityThread.main(ActivityThread.java:4627) 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): at java.lang.reflect.Method.invokeNative(Native Method) 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): at java.lang.reflect.Method.invoke(Method.java:521) 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:858) 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616) 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): at dalvik.system.NativeStart.main(Native Method) 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): Caused by: java.lang.InstantiationException: com.joshi.remotedoc.Remote_DocActivity 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): at java.lang.Class.newInstanceImpl(Native Method) 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): at java.lang.Class.newInstance(Class.java:1429) 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): at android.app.Instrumentation.newActivity(Instrumentation.java:1021) 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2577) 08-10 12:29:52.693: ERROR/AndroidRuntime(2575): ... 11 more 08-10 12:29:52.693: WARN/ActivityManager(1074): Force finishing activity </code></pre> <p>Her's my main activity class</p>

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