Unable to compile class for JSP(不能編譯class)
阿新 • • 發佈:2019-02-18
org.apache.jasper.JasperException: Unable to compile class for JSP: An error occurred at line: 23 in the generated java file The method getJspApplicationContext(ServletContext) is undefined for the type JspFactory Stacktrace: org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:92) org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:330) org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:423) org.apache.jasper.compiler.Compiler.compile(Compiler.java:317) org.apache.jasper.compiler.Compiler.compile(Compiler.java:295) org.apache.jasper.compiler.Compiler.compile(Compiler.java:282) org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:586) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:317) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267) javax.servlet.http.HttpServlet.service(HttpServlet.java:717) com.challenger.core.lang.filter.EncodingFilter.doFilter(EncodingFilter.java:46)
結論:1、我的工程裡的servlet.jar、jsp-servlet.jar的版本比較低與tomcat6.0相比。
2、tomcat的下面的lib裡面不能與工程裡面的jar相同(如果部署到tomcat上)。
3、把工程裡面的兩個jar包刪除了,就解決了。