android - Java POI ClassNotFoundException -

im trying use poi classes apache convert dovx txt. included jars zip has, error:

 05-21 21:32:04.508: e/dalvikvm(1977): not find class 'org.apache.poi.xwpf.usermodel.xwpfdocument', referenced method com.example.flashcards.wordtotxt.convert 05-21 21:32:04.508: e/androidruntime(1977): fatal exception: main 05-21 21:32:04.508: e/androidruntime(1977): java.lang.noclassdeffounderror: org.apache.poi.xwpf.usermodel.xwpfdocument 05-21 21:32:04.508: e/androidruntime(1977):     @ com.example.flashcards.wordtotxt.convert(wordtotxt.java:16) 05-21 21:32:04.508: e/androidruntime(1977):     @ com.example.flashcards.mainactivity.oncreate(mainactivity.java:65) 05-21 21:32:04.508: e/androidruntime(1977):     @ android.app.instrumentation.callactivityoncreate(instrumentation.java:1047) 05-21 21:32:04.508: e/androidruntime(1977):     @ android.app.activitythread.performlaunchactivity(activitythread.java:1611) 05-21 21:32:04.508: e/androidruntime(1977):     @ android.app.activitythread.handlelaunchactivity(activitythread.java:1663) 05-21 21:32:04.508: e/androidruntime(1977):     @ android.app.activitythread.access$1500(activitythread.java:117) 05-21 21:32:04.508: e/androidruntime(1977):     @ android.app.activitythread$h.handlemessage(activitythread.java:931) 05-21 21:32:04.508: e/androidruntime(1977):     @ android.os.handler.dispatchmessage(handler.java:99) 05-21 21:32:04.508: e/androidruntime(1977):     @ android.os.looper.loop(looper.java:130) 05-21 21:32:04.508: e/androidruntime(1977):     @ android.app.activitythread.main(activitythread.java:3683) 05-21 21:32:04.508: e/androidruntime(1977):     @ java.lang.reflect.method.invokenative(native method) 05-21 21:32:04.508: e/androidruntime(1977):     @ java.lang.reflect.method.invoke(method.java:507) 05-21 21:32:04.508: e/androidruntime(1977):     @ com.android.internal.os.zygoteinit$methodandargscaller.run(zygoteinit.java:839) 05-21 21:32:04.508: e/androidruntime(1977):     @ com.android.internal.os.zygoteinit.main(zygoteinit.java:597) 05-21 21:32:04.508: e/androidruntime(1977):     @ dalvik.system.nativestart.main(native method) 

and jar included are:

 poi-examples poi-excelant poi-ooxml poi-scratchpad  dom4j stax-api xmlbeans 

why not finding class?? lot

now i've these jars in dependencies (in eclipse)

 26/11/2012  16:22         1.869.113 poi-3.9-20121203.jar 26/11/2012  16:22           309.368 poi-examples-3.9-20121203.jar 26/11/2012  16:22            30.446 poi-excelant-3.9-20121203.jar 26/11/2012  16:22           936.648 poi-ooxml-3.9-20121203.jar 26/11/2012  16:22         4.802.621 poi-ooxml-schemas-3.9-20121203.jar 26/11/2012  16:22         1.226.511 poi-scratchpad-3.9-20121203.jar  14/05/2011  09:51            73.098 commons-codec-1.5.jar 18/09/2009  15:17            52.915 commons-logging-1.1.jar 05/04/2009  12:24           121.070 junit-3.8.1.jar 05/04/2009  12:24           358.180 log4j-1.2.13.jar  05/04/2009  12:28           313.898 dom4j-1.6.1.jar 23/02/2011  11:31            26.514 stax-api-1.0.1.jar 05/04/2009  12:29         2.666.695 xmlbeans-2.3.0.jar 

looks missing few jar's.

http://poi.apache.org/overview.html

you need:

poi-version-yyyymmdd.jar commons-logging.jar commons-codec.jar log4j.jar poi-ooxml-schemas-version-yyyymmdd.jar xmlbeans.jar stax-api-1.0.1.jar dom4j.jar