update

src/components/ibiz-group-select/ibiz-group-select.vue

@@ -216,6 +216,15 @@ export default class IBizGroupSelect extends Vue {
      */  
     public setValue() {
         let item: any = {};
+        item[this.name] = null;
+        if(this.valueitem) {
+            item[this.valueitem] = null;
+        }
+        if(this.fillmap) {
+            for(let key in this.fillmap) {
+                item[key] = null;
+            }
+        }
         if(this.multiple) {
             this.selects.forEach((select: any) => {
                 item[this.name] = item[this.name] ? `${item[this.name]},${select.label}` : select.label;