系统安装补丁后用友nc软件登录显示java程序一般性错误

系统安装补丁后用友nc软件登录显示java程序一般性错误,具体显示如下：
java.lang.NoclassDefFoundError.NC/ui/sm/synchonize1/VIDFileTool
at nc.ui.sm.synchronize1.localpackgeVIDcache.initpackageCache(localpackageVIDcache.java:90)
at nc.ui.sm.longin.Ncclassloader.sartDescktop(unknown Source)
at na.ui.sm.longin.AppletContainer.init(unknown source0
at sun.appletpanel.run(unknown source)
at java.lang.thread.run(unknown source)