android4.0 插件内启动activity报错

[liangtg]

android.content.ActivityNotFoundException: Unable to find explicit activity class {com.example.plugindemo/com.example.plugindemo.DetailActivity}; have you declared this activity in your AndroidManifest.xml? at android.app.Instrumentation.checkStartActivityResult(Instrumentation.java:1526) at android.app.Instrumentation.execStartActivity(Instrumentation.java:1386) at android.app.Activity.startActivityForResult(Activity.java:3190) at com.example.plugindemo.MainActivity.onClick(MainActivity.java:47) at android.view.View.performClick(View.java:3511) at android.view.View$PerformClick.run(View.java:14105) at android.os.Handler.handleCallback(Handler.java:605) at android.os.Handler.dispatchMessage(Handler.java:92) at android.os.Looper.loop(Looper.java:137) at android.app.ActivityThread.main(ActivityThread.java:4424) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:511) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:787) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:554) at dalvik.system.NativeStart.main(Native Method)

[dezhi1231]

想问下怎么解决的了？