com.google.gwt.core.client.JavaScriptException：（TypeError）：无法读取 null 的属性“C”

Question

我定义了以下自定义标签

<custlib:mytag myttribute="myval"/>

当我执行这个 gwt 应用程序并尝试处理 custlib:mytag 时，它在托管开发模式下运行良好。在 Web 模式下我得到以下异常

Thu Mar 27 12:11:19 GMT+530 2014 HTMLPROCESSOR SEVERE: processor excep
com.google.gwt.core.client.JavaScriptException: (TypeError): Cannot read property 'C' of null
   at Unknown.Dn(StackTraceCreator.java:168)
   at Unknown.Em(StackTraceCreator.java:421)
   at Unknown.ES(Exceptions.java:29)
   at Unknown.ci(UIObject.java:528)
   at Unknown.ai(HTMLPanel.java:183)
   at Unknown.lh(HtmlPageProcessor.java:179)
   at Unknown.mh(HtmlPageProcessor.java:91)
   at Unknown.mh(HtmlPageProcessor.java:81)
   at Unknown.mh(HtmlPageProcessor.java:81)
   at Unknown.mh(HtmlPageProcessor.java:81)
   at Unknown.mh(HtmlPageProcessor.java:81)
   at Unknown.mh(HtmlPageProcessor.java:81)
   at Unknown.bb(HtmlPageProcessor.java:37)
   at Unknown.DS(Stats.java:28)
   at Unknown._m(Impl.java:168)
   at Unknown.cn(Impl.java:220)
   at Unknown.anonymous(Impl.java:57)
   at Unknown.gwtOnLoad(com.google.gwt.dev.jjs.impl.GenerateJavaScriptAST:0)
Thu Mar 27 12:11:19 GMT+530 2014 HTMLPROCESSOR SEVERE: processor excep
com.google.gwt.core.client.JavaScriptException: (TypeError): Cannot read property 'C' of null

可能是什么问题..？

如有任何帮助，我们将不胜感激。 。

Answer 1

已修复： 删除浏览器上的扩展程序或使用其他浏览器进行测试