修改发料跳转

src/pages/issue/coms/comScanIssuePack.vue

@@ -528,10 +528,16 @@ import { getDirectoryItemArray } from '../../../common/directory.js';
 			},
 
 			packGetFocus() {
-				this.$refs.comscan.getfocus();
+				if(this.$refs.comscan){
+					this.$refs.comscan.getfocus();
+				}
+				
 			},
 			packLoseFocus() {
-				this.$refs.comscan.losefocus();
+				if(this.$refs.comscan){
+					this.$refs.comscan.losefocus();
+				}
+				
 			},
 			showMessage(message, callback) {
 				setTimeout(r => {