src/main/java/com/product/administration/service/ConferenceManagerService.java
@@ -429,7 +429,7 @@ BitMatrix bitMatrix = null; try { //生成矩阵,因为我的业务场景传来的是编码之后的URL,所以先解码 bitMatrix = new MultiFormatWriter().encode(content, BarcodeFormat.QR_CODE, width, height, hints);