春季宠物诊所:"${owner.new}"包含无效表达式,雄猫(6.0.32)


svn co https://src.springframework.org/svn/spring-samples/petclinic/trunk/ petclinic
cd petclinic; mvn clean package

petclinic.war部署到 Tomcat (6.0.32( 时,但访问应用程序时,不会显示样式。

根本原因是:/WEB-INF/jsp/owners/form.jsp(行:4,列:1("${owner.new}" 包含无效表达式:javax.el.ELException:无法解析表达式 [${owner.new}]org.apache.jasper.JasperException:/WEB-INF/jsp/owners/form.jsp (行:4, 列: 1( "${owner.new}" 包含无效表达式:javax.el.ELException:无法解析表达式 [${owner.new}] atorg.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:42( atorg.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:408( atorg.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:199( atorg.apache.jasper.compiler.Validator$ValidateVisitor.checkXmlAttributes(Validator.java:1218( atorg.apache.jasper.compiler.Validator$ValidateVisitor.visit(Validator.java:870( at org.apache.jasper.compiler.Node$CustomTag.accept(Node.java:1539( atorg.apache.jasper.compiler.Node$Nodes.visit(Node.java:2376( atorg.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2428( atorg.apache.jasper.compiler.Validator$ValidateVisitor.visit(Validator.java:889( at org.apache.jasper.compiler.Node$CustomTag.accept(Node.java:1539( atorg.apache.jasper.compiler.Node$Nodes.visit(Node.java:2376( atorg.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2428( atorg.apache.jasper.compiler.Node$Visitor.visit(Node.java:2434( atorg.apache.jasper.compiler.Node$Root.accept(Node.java:475( atorg.apache.jasper.compiler.Node$Nodes.visit(Node.java:2376( atorg.apache.jasper.compiler.Validator.validateExDirectives(Validator.java:1790( at org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:217( at org.apache.jasper.compiler.Compiler.compile(Compiler.java:373( atorg.apache.jasper.compiler.Compiler.compile(Compiler.java:353( atorg.apache.jasper.compiler.Compiler.compile(Compiler.java:340( atorg.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:644( atorg.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:358( atorg.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:389( at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:333( at javax.servlet.http.HttpServlet.service(HttpServlet.java:722( at

有什么额外的需要配置吗?

使用此占位符怎么样 ${owner['new']}?

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