怪异的有关问题

怪异的问题
[10-12-28 21:53:17:704 CST] 00000017 wtp E org.eclipse.jst.j2ee.commonarchivecore.internal.impl.ModuleFileImpl processNoSuchClassException Annotations scanning of archive [ Asims.war ] completed with errors. Could not find class [ junit.framework.TestCase ].
[10-12-28 21:53:23:339 CST] 0000001b wtp E org.eclipse.jst.j2ee.commonarchivecore.internal.impl.ModuleFileImpl processNoSuchClassException Annotations scanning of archive [ Asims.war ] completed with errors. Could not find class [ org.quartz.CronTrigger ].
[10-12-28 21:53:24:284 CST] 0000001b wtp E org.eclipse.jst.j2ee.commonarchivecore.internal.impl.ModuleFileImpl processNoSuchClassException Annotations scanning of archive [ Asims.war ] completed with errors. Could not find class [ org.quartz.CronTrigger ].
[10-12-28 21:53:24:764 CST] 0000001b wtp E org.eclipse.jst.j2ee.commonarchivecore.internal.impl.ModuleFileImpl processNoSuchClassException Annotations scanning of archive [ Asims.war ] completed with errors. Could not find class [ org.quartz.CronTrigger ].
[10-12-28 21:53:26:024 CST] 0000001b wtp E org.eclipse.jst.j2ee.commonarchivecore.internal.impl.ModuleFileImpl processNoSuchClassException Annotations scanning of archive [ Asims.war ] completed with errors. Could not find class [ org.apache.velocity.VelocityContext ].
[10-12-28 21:53:32:399 CST] 0000001b wtp E org.eclipse.jst.j2ee.commonarchivecore.internal.impl.ModuleFileImpl processNoSuchClassException Annotations scanning of archive [ Asims.war ] completed with errors. Could not find class [ org.apache.velocity.VelocityContext ].
[10-12-28 21:53:46:009 CST] 0000001b wtp E org.eclipse.jst.j2ee.commonarchivecore.internal.impl.ModuleFileImpl processNoSuchClassException Annotations scanning of archive [ Asims.war ] completed with errors. Could not find class [ org.jdom.output.XMLOutputter ].
[10-12-28 21:53:55:229 CST] 0000001b wtp E org.eclipse.jst.j2ee.commonarchivecore.internal.impl.ModuleFileImpl processNoSuchClassException Annotations scanning of archive [ Asims.war ] completed with errors. Could not find class [ com.ibatis.sqlmap.engine.type.BaseTypeHandler ].
[10-12-28 21:53:55:639 CST] 0000001b wtp E org.eclipse.jst.j2ee.commonarchivecore.internal.impl.ModuleFileImpl processNoSuchClassException Annotations scanning of archive [ Asims.war ] completed with errors. Could not find class [ junit.framework.TestCase ].
[10-12-28 21:53:56:119 CST] 0000001b wtp E org.eclipse.jst.j2ee.commonarchivecore.internal.impl.ModuleFileImpl processNoSuchClassException Annotations scanning of archive [ Asims.war ] completed with errors. Could not find class [ org.quartz.CronTrigger ].


------解决方案--------------------
看不明白 我是来帮顶的
------解决方案--------------------
感觉上好像是你打包的时候，程序错误……我也不清楚，也帮你顶一下……
------解决方案--------------------
缺jar包，去http://www.findjar.com/index.x找找
------解决方案--------------------

探讨

这个问题是用Rational Application Developer时发生的，之前用MyEclipse没有任何问题。
更奇怪的是，这个问题偶尔发生，偶尔不发生。
比如：第一次启动服务器后无问题，在程序中无关紧要的地方敲一个空格或者行末加个注释什么的，重新发布，则出现问题。