suppress Record not found in SFA delete slice and give better return values
suppress Record not found in SFA delete slice and give better return values

tcmitchell/geni-tools,ahelsing/geni-tools,GENI-NSF/gram,plantigrade/geni-tools,ahelsing/geni-tools,plantigrade/geni-tools,tcmitchell/geni-tools,GENI-NSF/gram,GENI-NSF/gram