org.operamasks.el.eval.EvaluationException: 标识符未定义: fn:length
at org.operamasks.el.parser.ELNode.runtimeError(ELNode.java:329)
at org.operamasks.el.parser.ELNode$IDENT.invoke(ELNode.java:1048)
at org.operamasks.el.parser.ELNode$APPLY.getValue(ELNode.java:1363)
at org.operamasks.el.parser.ELNode$Binary.getValue(ELNode.java:1582)
at org.operamasks.el.eval.ELEngine.evaluateExpression(ELEngine.java:160)

at org.operamasks.el.eval.ExpressionFactoryImpl.evaluateExpression(Expre
ssionFactoryImpl.java:74)
at com.apusic.web.jsp.runtime.PageContextBase.evaluateExpression(Unknown
Source)
修改时间：2008-7-29 8:59:52

用的是apusic5.1