Install Error

02-09 07:08:37.465: E/AndroidRuntime(2169): FATAL EXCEPTION: main
02-09 07:08:37.465: E/AndroidRuntime(2169): java.lang.RuntimeException: Unable to instantiate application android.app.Application: java.lang.IllegalStateException: Unable to get package info for com.droidacid.apticalc; is package not installed?
02-09 07:08:37.465: E/AndroidRuntime(2169): 	at android.app.LoadedApk.makeApplication(LoadedApk.java:509)
02-09 07:08:37.465: E/AndroidRuntime(2169): 	at android.app.ActivityThread.handleBindApplication(ActivityThread.java:4417)
02-09 07:08:37.465: E/AndroidRuntime(2169): 	at android.app.ActivityThread.access$1300(ActivityThread.java:141)
02-09 07:08:37.465: E/AndroidRuntime(2169): 	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1316)
02-09 07:08:37.465: E/AndroidRuntime(2169): 	at android.os.Handler.dispatchMessage(Handler.java:99)
02-09 07:08:37.465: E/AndroidRuntime(2169): 	at android.os.Looper.loop(Looper.java:137)
02-09 07:08:37.465: E/AndroidRuntime(2169): 	at android.app.ActivityThread.main(ActivityThread.java:5103)
02-09 07:08:37.465: E/AndroidRuntime(2169): 	at java.lang.reflect.Method.invokeNative(Native Method)
02-09 07:08:37.465: E/AndroidRuntime(2169): 	at java.lang.reflect.Method.invoke(Method.java:525)
02-09 07:08:37.465: E/AndroidRuntime(2169): 	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:737)
02-09 07:08:37.465: E/AndroidRuntime(2169): 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
02-09 07:08:37.465: E/AndroidRuntime(2169): 	at dalvik.system.NativeStart.main(Native Method)
02-09 07:08:37.465: E/AndroidRuntime(2169): Caused by: java.lang.IllegalStateException: Unable to get package info for com.droidacid.apticalc; is package not installed?
02-09 07:08:37.465: E/AndroidRuntime(2169): 	at android.app.LoadedApk.initializeJavaContextClassLoader(LoadedApk.java:369)
02-09 07:08:37.465: E/AndroidRuntime(2169): 	at android.app.LoadedApk.getClassLoader(LoadedApk.java:322)
02-09 07:08:37.465: E/AndroidRuntime(2169): 	at android.app.LoadedApk.makeApplication(LoadedApk.java:501)
02-09 07:08:37.465: E/AndroidRuntime(2169): 	... 11 more