Looks like this is the line I need to change... <xsf:calculatedField target="/dfs:myFields/dfs:dataFields/d:LaborSummary/@NOW_ETC_HRS" expression="../../../my:FormData/my:NOW_ETC_HRS_USER_INPUT_TOTAL[../../my:DetailId = ../../dfs:dataFields/d:LaborSummary/@AUTONUMBER and ../../dfs:dataFields...