5점대 쓰기가 힘들어서 4점대로 바꿀려고 해서 이리저리 찾아보니

티니엄브렐러를 이요해서 다운그레이드가 가능하다고 하는데

문제는 티니엄브렐러가 잠깐 실행창이 뜨더니 그 후로 안넘어가는..

로그 파일로 요런게 남는데... 자바 클래스 오류 같은데.. 자바는 깔려 있는데 안되네요 흠 -_-;

혹시 이거 해결 어떻게 하는지 아시는분 없나요..?

Exception in thread "AWT-EventQueue-0" java.lang.NoClassDefFoundError: com/sun/jna/Platform
 at com.semaphore.os.UIHandlerManager.getSystemUIHandler(UIHandlerManager.java:22)
 at com.semaphore.TinyUmbrella.<clinit>(TinyUmbrella.java:131)
 at java.lang.Class.forName0(Native Method)
 at java.lang.Class.forName(Unknown Source)
 at com.semaphore.TinyLoader.loadTiny(TinyLoader.java:248)
 at com.semaphore.TinyLoader.access$000(TinyLoader.java:29)
 at com.semaphore.TinyLoader$1.run(TinyLoader.java:42)
 at java.awt.event.InvocationEvent.dispatch(Unknown Source)
 at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
 at java.awt.EventQueue.access$000(Unknown Source)
 at java.awt.EventQueue$3.run(Unknown Source)
 at java.awt.EventQueue$3.run(Unknown Source)
 at java.security.AccessController.doPrivileged(Native Method)
 at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
 at java.awt.EventQueue.dispatchEvent(Unknown Source)
 at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
 at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
 at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
 at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
 at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
 at java.awt.EventDispatchThread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: com.sun.jna.Platform
 at java.net.URLClassLoader$1.run(Unknown Source)
 at java.net.URLClassLoader$1.run(Unknown Source)
 at java.security.AccessController.doPrivileged(Native Method)
 at java.net.URLClassLoader.findClass(Unknown Source)
 at java.lang.ClassLoader.loadClass(Unknown Source)
 at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
 at java.lang.ClassLoader.loadClass(Unknown Source)
 ... 21 more