XALAN error: VariableReference out of context or without definition

[Heather Lindsay <heather dot lindsay at Trifolium dot com>]

> hi,
   Can someone help me with a xalan problem?
>    I have just started using the new version of xalan and have received
> the following 
> error which was not an error in the old version I was using.
> 
> XSL Error: pattern = 'substring($SERVLET_PATH,2)'
> VariableReference given for variable out of context or without definition!
> Name = 
> SERVLET_PATH, source tree node:
> #document
> Xalan: was not successful
> 
> In my XSL file, I have included another XSL file which contains parameter 
> definitions.  The include XSL file is below:
> 
> <xsl:stylesheet version="1.0"
> xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
> 
>  <xsl:param name = "CP" select = "'undefined'"></xsl:param>
>  <xsl:param name = "REVX_NAVIGATION_ROOT" select = "'actionItem'"/>
>  <xsl:param name = "SERVLET_PATH" select = "'null'"/>
>  <xsl:param name = "CONTEXT_PATH" select = "'null'"/>
>  <xsl:param name="USER_NAME" select="'undefined'"/>
>  <xsl:variable name="FULL_SERVLET_PATH" 
> select="concat($CONTEXT_PATH,$SERVLET_PATH)"/>
>  <xsl:variable name = "SERVLET_NAME" select = 
> "substring($SERVLET_PATH,2)"/>
> </xsl:stylesheet>
> 
> I am testing the XSL by comand line but these parameters will be set on
> the servlet.
> 
> Any help would be greatly appreciated,
> Heather


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