I've an exception when run android application (java.io.FileNotFoundException)? -

whats file ?!!! don't delete !! java.io.filenotfoundexception: res/drawable-mdpi/scrollbar_handle_vertical.9.png

12-06 14:26:33.606: error/androidruntime(276): fatal exception: main     12-06 14:26:33.606: error/androidruntime(276): android.view.inflateexception: binary xml file line #101: error inflating class <unknown>     12-06 14:26:33.606: error/androidruntime(276):     @ android.view.layoutinflater.createview(layoutinflater.java:513)     12-06 14:26:33.606: error/androidruntime(276):     @ com.android.internal.policy.impl.phonelayoutinflater.oncreateview(phonelayoutinflater.java:56)     12-06 14:26:33.606: error/androidruntime(276):     @ android.view.layoutinflater.createviewfromtag(layoutinflater.java:563)     12-06 14:26:33.606: error/androidruntime(276):     @ android.view.layoutinflater.rinflate(layoutinflater.java:618)     12-06 14:26:33.606: error/androidruntime(276):     @ android.view.layoutinflater.rinflate(layoutinflater.java:621)     12-06 14:26:33.606: error/androidruntime(276):     @ android.view.layoutinflater.rinflate(layoutinflater.java:621)     12-06 14:26:33.606: error/androidruntime(276):     @ android.view.layoutinflater.inflate(layoutinflater.java:407)     12-06 14:26:33.606: error/androidruntime(276):     @ android.view.layoutinflater.inflate(layoutinflater.java:320)     12-06 14:26:33.606: error/androidruntime(276):     @ ayanoo.forms.userview.<init>(userview.java:50)     12-06 14:26:33.606: error/androidruntime(276):     @ ayanoo.forms.searchresultform.adduser(searchresultform.java:124)     12-06 14:26:33.606: error/androidruntime(276):     @ ayanoo.forms.searchresultform.dosearch(searchresultform.java:105)     12-06 14:26:33.606: error/androidruntime(276):     @ ayanoo.forms.searchresultform$1.onclick(searchresultform.java:55)     12-06 14:26:33.606: error/androidruntime(276):     @ android.view.view.performclick(view.java:2408)     12-06 14:26:33.606: error/androidruntime(276):     @ android.view.view$performclick.run(view.java:8816)     12-06 14:26:33.606: error/androidruntime(276):     @ android.os.handler.handlecallback(handler.java:587)     12-06 14:26:33.606: error/androidruntime(276):     @ android.os.handler.dispatchmessage(handler.java:92)     12-06 14:26:33.606: error/androidruntime(276):     @ android.os.looper.loop(looper.java:123)     12-06 14:26:33.606: error/androidruntime(276):     @ android.app.activitythread.main(activitythread.java:4627)     12-06 14:26:33.606: error/androidruntime(276):     @ java.lang.reflect.method.invokenative(native method)     12-06 14:26:33.606: error/androidruntime(276):     @ java.lang.reflect.method.invoke(method.java:521)     12-06 14:26:33.606: error/androidruntime(276):     @ com.android.internal.os.zygoteinit$methodandargscaller.run(zygoteinit.java:868)     12-06 14:26:33.606: error/androidruntime(276):     @ com.android.internal.os.zygoteinit.main(zygoteinit.java:626)     12-06 14:26:33.606: error/androidruntime(276):     @ dalvik.system.nativestart.main(native method)     12-06 14:26:33.606: error/androidruntime(276): caused by: java.lang.reflect.invocationtargetexception     12-06 14:26:33.606: error/androidruntime(276):     @ android.widget.button.<init>(button.java:65)     12-06 14:26:33.606: error/androidruntime(276):     @ java.lang.reflect.constructor.constructnative(native method)     12-06 14:26:33.606: error/androidruntime(276):     @ java.lang.reflect.constructor.newinstance(constructor.java:446)     12-06 14:26:33.606: error/androidruntime(276):     @ android.view.layoutinflater.createview(layoutinflater.java:500)     12-06 14:26:33.606: error/androidruntime(276):     ... 22 more     12-06 14:26:33.606: error/androidruntime(276): caused by: android.content.res.resources$notfoundexception: file res/drawable-mdpi/scrollbar_handle_vertical.9.png drawable resource id #0x7f060057     12-06 14:26:33.606: error/androidruntime(276):     @ android.content.res.resources.loaddrawable(resources.java:1714)     12-06 14:26:33.606: error/androidruntime(276):     @ android.content.res.typedarray.getdrawable(typedarray.java:601)     12-06 14:26:33.606: error/androidruntime(276):     @ android.view.view.<init>(view.java:1885)     12-06 14:26:33.606: error/androidruntime(276):     @ android.widget.textview.<init>(textview.java:327)     12-06 14:26:33.606: error/androidruntime(276):     @ android.widget.button.<init>(button.java:69)     12-06 14:26:33.606: error/androidruntime(276):     ... 26 more     12-06 14:26:33.606: error/androidruntime(276): caused by: java.io.filenotfoundexception: res/drawable-mdpi/scrollbar_handle_vertical.9.png     12-06 14:26:33.606: error/androidruntime(276):     @ android.content.res.assetmanager.opennonassetnative(native method)     12-06 14:26:33.606: error/androidruntime(276):     @ android.content.res.assetmanager.opennonasset(assetmanager.java:405)     12-06 14:26:33.606: error/androidruntime(276):     @ android.content.res.resources.loaddrawable(resources.java:1706)     12-06 14:26:33.606: error/androidruntime(276):     ... 30 more     12-06 14:26:56.035: error/metadataretrieverclient(33): failed extract album art 

sometimes eclipse stucks .. close ide , start again. , try rebuild project.