TwitterAuthConfig class not found

android

#1

Hi ,
i have just integrated api using fabric tool. but when i am runing app its crashing . i am using eclipse

08-22 10:18:15.880: E/AndroidRuntime(1638): Suppressed: java.lang.ClassNotFoundException: com.twitter.sdk.android.core.TwitterAuthConfig
08-22 10:18:15.880: E/AndroidRuntime(1638): at java.lang.Class.classForName(Native Method)
08-22 10:18:15.880: E/AndroidRuntime(1638): at java.lang.BootClassLoader.findClass(ClassLoader.java:781)
08-22 10:18:15.880: E/AndroidRuntime(1638): at java.lang.BootClassLoader.loadClass(ClassLoader.java:841)
08-22 10:18:15.880: E/AndroidRuntime(1638): at java.lang.ClassLoader.loadClass(ClassLoader.java:504)
08-22 10:18:15.880: E/AndroidRuntime(1638): … 15 more
08-22 10:18:15.880: E/AndroidRuntime(1638): Caused by: java.lang.NoClassDefFoundError: Class not found using the boot class loader; no stack available


#2