错误信息如下：
weblogic.servlet.jsp.CompilationException: Failed to compile JSP /Framework/Components/DataGridToExcelDialog.html
Exception occurred while processing '/tels/app_server/1.0.0/tels_domain/servers/Server2/stage/YSPro/YSPro/Framework/Components/DataGridToExcelDialog.html'java.lang.NullPointerException
at weblogic.jsp.internal.ProxySourceFile._check(ProxySourceFile.java:147)
at weblogic.jsp.internal.SourceFile.masterCheck(SourceFile.java:762)
at weblogic.jsp.internal.SourceFile.check(SourceFile.java:314)
at weblogic.jsp.internal.SourceFile.check(SourceFile.java:335)
at weblogic.jsp.internal.ProxySourceFile.codeGen(ProxySourceFile.java:224)
at weblogic.jsp.internal.SourceFile.codeGen(SourceFile.java:327)
at weblogic.jsp.internal.client.ClientUtilsImpl$CodeGenJob.run(ClientUtilsImpl.java:599)
at weblogic.jsp.internal.client.Job.performJob(Job.java:83)
at weblogic.jsp.internal.client.ThreadPool$WorkerThread.run(ThreadPool.java:217)

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:256)
at weblogic.servlet.jsp.JspStub.prepareServlet(JspStub.java:216)
at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:243)
Truncated. see log file for complete stacktrace