java.lang.IllegalStateException: Fragment DocDetailFragment{42114a30} not attached to Activity

[wangbin]

java.lang.IllegalStateException: Fragment DocDetailFragment{42114a30} not attached to Activity
at android.support.v4.app.Fragment.getResources(Fragment.java:551)
at android.support.v4.app.Fragment.getString(Fragment.java:573)
at com.wehuibao.DocDetailFragment$FetchDocTask.onPostExecute(DocDetailFragment.java:188)
at com.wehuibao.DocDetailFragment$FetchDocTask.onPostExecute(DocDetailFragment.java:1)
at android.os.AsyncTask.finish(AsyncTask.java:631)
at android.os.AsyncTask.access$600(AsyncTask.java:177)
at android.os.AsyncTask$InternalHandler.handleMessage(AsyncTask.java:644)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:137)
at android.app.ActivityThread.main(ActivityThread.java:5041)
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:793)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
at dalvik.system.NativeStart.main(Native Method)

[wangbin]

再现不出来了，好像是因为网速慢在加载的时候按了back button导致的，解决的办法参考这里，但是不知道是否所有的Fragment都要改。