流程图渲染时出现箭头指向的节点不存在报错

com.actionsoft.apps.coe.pal/web/com.actionsoft.apps.coe.pal/lib/designer/scripts/diagraming/designer.core.debug.js

@@ -7677,6 +7677,13 @@ var Utils = {
 			var R = Math.abs(aa.x - y.x);
 			var I = Math.abs(aa.y - y.y);
 			var K = 30;
+			// 处理异常
+			if (y.id != null && Model.getShapeById(y.id) == undefined) {
+				y.id = null;
+			}
+			if (aa.id != null && Model.getShapeById(aa.id) == undefined) {
+				aa.id = null;
+			}
 			if (y.id != null && aa.id != null) {
 				var ab = this.getAngleDir(y.angle);
 				var ac = this.getAngleDir(aa.angle);