page directive iserrorpage attribute is used to define the error page in jsp

There are two attributes in JSP directive

< @page errorPage /WEB-INF/error.jsp >

Specifies a JSP page that should process any Exceptions thrown but not caught in the current page.

This Attribute is only releated for page-specific error pages only.

< @page isErrorPage true >

Indicates whether or not the current page can act as the error page for another JSP page.

< @page errorPage url of the error page >is used to define the error page.

Before this you have to define the tag< @page isErrorPage true >