i am trying to include headers in my xslt code to generate it in the output csv but while runnning the code its throwing some push error

<xsl:template match="/"> <xsl:text>Polic yNumber,IRREVOC ABLE,SPLIT,ACCO UNT_ID,RiskType ,ClauseType,Cla useRef,VersionR ef,THIRD_PARTY</xsl:text> <xsl:apply-templates /> </xsl:template>