添加报错信息

giftBook-modules/giftBook-main/src/main/java/cn/xxzhx/giftBook/main/service/impl/TGiftBookDetailsServiceImpl.java

@@ -225,7 +225,7 @@ public class TGiftBookDetailsServiceImpl implements ITGiftBookDetailsService {
         try {
             return createPdf(tGiftBookDetailsVos);
         } catch (IOException e) {
-            throw new RuntimeException("导出PDF失败！");
+            throw new RuntimeException("导出PDF失败！错误：" + e.getMessage());
         }
     }