Question

IntelliJ IDEA 为什么打不开jsp页面

Answer 1

telliJ IDEA 为什么打不开jsp页面。idea.log日志里报：

2008-12-26 14:40:58,562 [1136703] ERROR - .intellij.psi.impl.ElementBase -
java.lang.ClassCastException: com.intellij.psi.impl.source.jsp.impl.WebDirectoryElementImpl cannot be cast to com.intellij.psi.PsiFile
at com.intellij.lang.jsp.JspFileViewProviderImpl.getKnownPrefixesInner(JspFileViewProviderImpl.java:123)
at com.intellij.lang.jsp.JspFileViewProviderImpl.access$100(JspFileViewProviderImpl.java:33)
at com.intellij.lang.jsp.JspFileViewProviderImpl$1.compute(JspFileViewProviderImpl.java:49)
at com.intellij.lang.jsp.JspFileViewProviderImpl$1.compute(JspFileViewProviderImpl.java:45)
at com.intellij.openapi.util.FieldCache.get(FieldCache.java:49)
at com.intellij.lang.jsp.JspFileViewProviderI