[xsl] Re: summing attributes problem

Subject: [xsl] Re: summing attributes problem
From: "Kent Seegmiller" <hookjaw20@xxxxxxxxxxx>
Date: Sat, 28 Oct 2006 02:33:17 -0600
  <total><xsl:value-of
select="sum(current-group()[self::po/@cases])"/></total>

with:

<total>
  <xsl:value-of
       select="sum(current-group()[self::po]/@cases)"/>
</total>

OK. so I replaced that line but I still get the same error message (FORG0001: Can not convert string "" to a double...)

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