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    org.apache.jasper.JasperException: Unable to compile class for JSP

    我也遇到了這樣的問題,這樣的問題主要是由于你配置的環(huán)境變量的原因所造成的我們來看一下造成這種情況的主要原因:
    很明顯他說:org.apache.jasper.JasperException: Unable to compile class for JSP
    意思是不他不能夠完成類的編繹,造成他的的原因是我沒有正確配置我的vm,在這里我提前說一下我的這個項目在手動啟動Tomcat的statup.bat文件的時候是沒有任何問題的,出現(xiàn)問題的原因是我用eclipse中的Tomcat啟動時出現(xiàn)的,從這里就可以看出確實是我的vm設(shè)置的不正確所造成的,經(jīng)過的查找我發(fā)現(xiàn)我在編繹這個項目的時候我用的vm是1.4的(從這里可以查看【W(wǎng)indow】->【Preferences】->【Java】->【Compiler】->【JDK Compliance level】->1.4)而在啟動eclipse中的tomcat的時候他讓tomcat用的vm是eclipse自身帶的vm我的eclipse是5.5.1的從這里可以看出他應該是用的1.5的vm(從這里可以查看windows -> preference ->AplicationServers-> tomcat -> JDK-> Tomcate JDK name )因此部題就水落石出了,我們只要么讓這兩個編繹器相同就可以了。

    額外補充一點就是剛才我們費的那老半天的勁就是為了一個目的讓他能夠用的tools.jar這個工具,困為Tomcat在工作的時候就主要是用這個工具來進行編繹的,所以你如果不用eclipse來啟動tomcat的話一定要讓tomcat能夠找到這個文件,也就是你要在你的環(huán)境變量中設(shè)置對讓你的JAVA_HOME的路徑正確。(tool.jar是在你的java的lib目錄下的)

    posted on 2008-12-09 12:03 丁克設(shè)計 閱讀(88693) 評論(12)  編輯  收藏 所屬分類: 常見錯誤解答

    評論

    # re: org.apache.jasper.JasperException: Unable to compile class for JSP[未登錄] 2011-12-01 16:03 檸檬

    嚴重: Servlet.service() for servlet jsp threw exception
    org.apache.jasper.JasperException: Unable to compile class for JSP:


    Stacktrace:
    at org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:85)
    at org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:330)
    at org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:415)
    at org.apache.jasper.compiler.Compiler.compile(Compiler.java:308)
    at org.apache.jasper.compiler.Compiler.compile(Compiler.java:286)
    at org.apache.jasper.compiler.Compiler.compile(Compiler.java:273)
    at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:566)
    at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:308)
    at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320)
    at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:228)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:216)
    at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
    at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:634)
    at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:445)
    at java.lang.Thread.run(Unknown Source)
    不是配置環(huán)境變量的錯。我找了好久的錯誤了  回復  更多評論   

    # re: org.apache.jasper.JasperException: Unable to compile class for JSP 2012-04-19 19:15 fei

    Servlet.service() for servlet jsp threw exception
    org.apache.jasper.JasperException: Unable to compile class for JSP:

    An error occurred at line: 7 in the generated java file
    Syntax error on token "import", Identifier expected after this token

    Stacktrace:
    at org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:92)
    at org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:330)
    at org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:423)
    at org.apache.jasper.compiler.Compiler.compile(Compiler.java:316)
    at org.apache.jasper.compiler.Compiler.compile(Compiler.java:294)
    at org.apache.jasper.compiler.Compiler.compile(Compiler.java:281)
    at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:566)
    at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:317)
    at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:337)
    at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:630)
    at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:436)
    at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:374)
    at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:302)
    at org.apache.jsp.dologin_jsp._jspService(dologin_jsp.java:114)
    at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
    at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:374)
    at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:337)
    at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
    at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
    at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
    at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
    at java.lang.Thread.run(Thread.java:619)  回復  更多評論   

    # re: org.apache.jasper.JasperException: Unable to compile class for JSP 2012-04-27 19:28 chenxm

    你網(wǎng)站做的很漂亮  回復  更多評論   

    # re: org.apache.jasper.JasperException: Unable to compile class for JSP 2013-03-12 19:15 521

    我的也出現(xiàn)了這個錯誤,一直找不到問題所在,你的問題解決了嗎?是怎么解決的啊@檸檬
      回復  更多評論   

    # re: org.apache.jasper.JasperException: Unable to compile class for JSP[未登錄] 2013-03-28 15:15 ws

    也許是你在js文件中導入了一個不存在的類!  回復  更多評論   

    # re: org.apache.jasper.JasperException: Unable to compile class for JSP 2013-04-30 17:09 大梨

    好郁悶找了好久啦,問題還是在  回復  更多評論   

    # re: org.apache.jasper.JasperException: Unable to compile class for JSP[未登錄] 2013-05-13 12:45 小白

    很有用,贊一個  回復  更多評論   

    # re: org.apache.jasper.JasperException: Unable to compile class for JSP[未登錄] 2013-06-04 21:28 XH

    235541 [http-8080-Processor17] ERROR org.apache.jasper.compiler.Compiler - Error compiling file: /F:/workspace/V7.1/YLtamin/.metadata/.plugins/org.eclipse.wst.server.core/tmp0/work/Catalina/localhost/cvbs//org/apache/jsp/bss/custct/payment\Payment_jsp.java [javac] Compiling 1 source file

    The system is out of resources.
    Consult the following stack trace for details.
    java.lang.OutOfMemoryError


    我也出現(xiàn)了上面的問題 一直報錯。。。  回復  更多評論   

    # re: org.apache.jasper.JasperException: Unable to compile class for JSP 2014-04-01 21:22

    你是怎么解決的@檸檬
      回復  更多評論   

    # org.apache.jasper.servlet.JspServletWrapper.service 2014-04-28 23:56 11

    1  回復  更多評論   

    # re: org.apache.jasper.JasperException: Unable to compile class for JSP[未登錄] 2015-06-17 16:57 Dream

    @ws
    那如何導入自己所定義的類呢?應該將自定義的類放在Eclipse創(chuàng)建的JavaWeb工程的那個文件中?一般JSP頁面中的自定義的類運行時首先會去工程的哪個目錄中尋找?  回復  更多評論   

    # re: org.apache.jasper.JasperException: Unable to compile class for JSP 2015-08-15 23:14 子灝

    tomcat 下,work目錄的內(nèi)容都刪除下,試試。  回復  更多評論   


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