Android unable to find instrumentation target package

report This wrong words: Basically are configuration error, specific configuration see below.
androidmanifest.xml File:

<?xml version= "1.0" encoding= "Utf-8"? ><manifest xmlns:android= "http://schemas.android.com/apk/res/ Android "package=" Com.mayi.test.dao "android:versioncode=" 1 "android:versionname=" 1.0 "> <uses-sdk        android:minsdkversion= "8"/> <application android:icon= "@drawable/icon" android:label= "@string/app_name" > <uses-library android:name= "Android.test.runner"/> <!--not modifiable--<activity android:name= ". Mainactivity "android:label=" @string/app_name "> <intent-filter> <ac tion android:name= "Android.intent.action.MAIN"/> <category android:name= "Android.intent.category.LAU Ncher "/> </intent-filter> </activity> </application> <instrumentation and Roid:name= "Android.test.InstrumentationTestRunner" <!--non-modifiable-->android:targetpackage= "Com.mayi.test.dao" <!--is the same as the package name-->android:label= "Testing" ><!--Write not write--></instrumentation></manifest>