Failed to compile JSP The method setInitCharacterEncoding(String, boolean)-优快云博客

本文链接：https://blog.youkuaiyun.com/liyun919/article/details/6981085

在Web应用部署后遇到500错误页面无法显示的问题，通过删除WEB-INF目录下的weblogic.xml文件成功解决。该错误源于JSP页面编译时的方法setInitCharacterEncoding未被定义。

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<2011-11-17 上午11时27分53秒 CST> <Error> <HTTP> <BEA-101107> <[ServletContext@1244554433[app:IBA_BS module:IBA_BS path:/IBA_BS spec-version:2.5]] Problem occurred while serving the error page.
javax.servlet.ServletException: weblogic.servlet.jsp.CompilationException: Failed to compile JSP /commonFiles/pages/500.jsp
500.jsp:6:2: The method setInitCharacterEncoding(String, boolean) is undefined for the type ByteWriter
        Throwable ex = null;
        ^-------------------
        logger.error(ex.getMessage(), ex);
-----------------------------------------^

        at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:252)
        at weblogic.servlet.internal.ServletStubImpl.onAddToMapException(ServletStubImpl.java:408)
        at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:318)
        at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:175)
        at weblogic.servlet.internal.RequestDispatcherImpl.invokeServlet(RequestDispatcherImpl.java:499)
        Truncated. see log file for complete stacktrace

Caused By: weblogic.servlet.jsp.CompilationException: Failed to compile JSP /commonFiles/pages/500.jsp
500.jsp:6:2: The method setInitCharacterEncoding(String, boolean) is undefined for the type ByteWriter
        Throwable ex = null;
        ^-------------------
        logger.error(ex.getMessage(), ex);
-----------------------------------------^

        at weblogic.servlet.jsp.JavelinxJSPStub.reportCompilationErrorIfNeccessary(JavelinxJSPStub.java:226)
        at weblogic.servlet.jsp.JavelinxJSPStub.compilePage(JavelinxJSPStub.java:162)
        at weblogic.servlet.jsp.JspStub.prepareServlet(JspStub.java:246)
        at weblogic.servlet.jsp.JspStub.prepareServlet(JspStub.java:191)
        at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:235)
        Truncated. see log file for complete stacktrace
>

部署后打开页面报如上错误，将WEB-INF下的weblogic.xml删除就好了