java.lang.ExceptionInInitializerError using twitter in android

java.lang.ExceptionInInitializerError using twitter in android

I followed this tutorial
http://android-sample-code.blogspot.in/2012/10/twitter-integration-in-android.html
It worked fine in 3.0 and above versions.getting this error in 2.3.3
only.I tried.But I didnt get any information regarding this error.Thanks
in advance.
Here is the logcat
09-02 11:27:31.759: I/com.sf.alexdryclean.ShareActivity_(629): Starting
task to retrieve request token.
09-02 11:27:31.759: W/dalvikvm(629): Exception
Ljava/lang/RuntimeException; thrown while initializing
Landroid/os/AsyncTask;
09-02 11:27:31.759: W/dalvikvm(629): threadid=12: thread exiting with
uncaught exception (group=0x40015560)
09-02 11:27:31.769: E/AndroidRuntime(629): FATAL EXCEPTION: Thread-14
09-02 11:27:31.769: E/AndroidRuntime(629):
java.lang.ExceptionInInitializerError
09-02 11:27:31.769: E/AndroidRuntime(629): at
com.sf.alexdryclean.ShareActivity.twitterLogin(ShareActivity.java:237)
09-02 11:27:31.769: E/AndroidRuntime(629): at
com.sf.alexdryclean.ShareActivity$2.run(ShareActivity.java:215)
09-02 11:27:31.769: E/AndroidRuntime(629): at
java.lang.Thread.run(Thread.java:1019)
09-02 11:27:31.769: E/AndroidRuntime(629): Caused by:
java.lang.RuntimeException: Can't create handler inside thread that has
not called Looper.prepare()
09-02 11:27:31.769: E/AndroidRuntime(629): at
android.os.Handler.<init>(Handler.java:121)
09-02 11:27:31.769: E/AndroidRuntime(629): at
android.os.AsyncTask$InternalHandler.<init>(AsyncTask.java:421)
09-02 11:27:31.769: E/AndroidRuntime(629): at
android.os.AsyncTask$InternalHandler.<init>(AsyncTask.java:421)
09-02 11:27:31.769: E/AndroidRuntime(629): at
android.os.AsyncTask.<clinit>(AsyncTask.java:152)
09-02 11:27:31.769: E/AndroidRuntime(629): ... 3 more