27/01/2021 02:12:30  *****  ERROR DE SISTEMA:   *****  ADMINISTRADOR  *****  CLASE->covensol_release MÉTODO->covensol_release_SCV_24_2020 ERROR->Invalid query: ERROR:  query string argument of EXECUTE is null
CONTEXT:  PL/pgSQL function eval(text) line 5 at EXECUTE
Whole query:  
							UPDATE scv_solicitudviatico SET tascam=1 WHERE tascam=0;
							
							ALTER TABLE scv_dt_asignaciones ADD COLUMN montarvia double precision DEFAULT 0;
							ALTER TABLE scv_dt_asignaciones ADD COLUMN monasig double precision DEFAULT 0;					  			   
						    ALTER TABLE scv_dt_asignaciones ADD COLUMN montarext double precision DEFAULT 0;
							ALTER TABLE scv_dt_asignaciones ADD COLUMN codmontar character varying(5); 
							
							SELECT eval('UPDATE scv_dt_asignaciones SET montarvia='''||montar||''', monasig='''||monasig||''', montarext='''||montarext||''', codmontar='''||codmontar||''' WHERE codsolvia='''||codsolvia||''' AND proasi='''||proasi||''' AND codasi='''||codasi||''';')
							FROM
							(
									SELECT det.codsolvia,det.codasi,det.proasi,det.canasi,det.tascam,
										   round(((det.montar*det.tascam))::numeric,2) as montar,
										   round(((det.montar*det.tascam)*det.canasi)::numeric,2) as monasig,
										   det.montar as montarext,		                          
												   (CASE WHEN det.codmontar IS NULL THEN '' ELSE det.codmontar END) as codmontar   
														
									FROM
									(
										   SELECT dt.codsolvia,dt.codasi,dt.proasi,dt.canasi,dt.monasig,dt.montarvia,
											   s.codmon,s.tascam,
											   (
											   CASE WHEN dt.proasi='TVS' THEN (tar.monbol+tar.mondol+tar.monpas+tar.monhos+tar.monali+tar.monmov)
												WHEN dt.proasi='TRP' THEN (tartra)
												WHEN dt.proasi='TDS' THEN (montar)
												WHEN dt.proasi='TOA' THEN (tarotrasi)
												ELSE 0
											END
											   ) AS montar,
											   (
											   CASE WHEN dt.proasi='TVS' THEN (tar.codmon)
												WHEN dt.proasi='TRP' THEN (tra.codmon)
												WHEN dt.proasi='TDS' THEN (tdis.codmon)
												WHEN dt.proasi='TOA' THEN (otro.codmon)
												ELSE ''
											END
											   ) AS codmontar
											FROM scv_dt_asignaciones dt
										INNER JOIN scv_solicitudviatico s ON s.codsolvia = dt.codsolvia
										LEFT JOIN scv_tarifas tar ON tar.codemp = dt.codemp
													 AND tar.codtar = dt.codasi
													 AND dt.proasi='TVS'
										LEFT JOIN scv_transportes tra ON tra.codemp = dt.codemp
														 AND tra.codtra = dt.codasi
														 AND dt.proasi='TRP'
										LEFT JOIN scv_tarifakms tdis  ON tdis.codemp = dt.codemp
														 AND tdis.codtar = dt.codasi
														 AND dt.proasi='TDS'
										LEFT JOIN scv_otrasasignaciones otro ON otro.codemp = dt.codemp
															AND otro.codotrasi = dt.codasi
															AND dt.proasi='TOA'
									  ) det
							) AS dv