diff --git a/casic-metering-service/src/main/java/com/casic/missiles/service/listeners/register/data/FilePrintSupport.java b/casic-metering-service/src/main/java/com/casic/missiles/service/listeners/register/data/FilePrintSupport.java
index 6b30584..81c0f1d 100644
--- a/casic-metering-service/src/main/java/com/casic/missiles/service/listeners/register/data/FilePrintSupport.java
+++ b/casic-metering-service/src/main/java/com/casic/missiles/service/listeners/register/data/FilePrintSupport.java
@@ -166,7 +166,12 @@
             }
         }
         //处理map中的自带的图片参数
-        filePrintRegister.getParams().putAll(customParam);
+        if(Objects.nonNull(filePrintRegister.getParams())){
+            filePrintRegister.getParams().putAll(customParam);
+        }else {
+            filePrintRegister.setParams(customParam);
+        }
+
     }
 
     /**
@@ -404,7 +409,7 @@
                         throw new BusinessException(BusinessExceptionEnum.BIND_KEY_LIST_NULL);
                     });
             //处理图片信息
-            List<Map> imageMapList = JSON.parseArray((String) imageMap.get(BIND_KEY_LIST), Map.class);
+            List<Map> imageMapList = (List<Map>) imageMap.get(BIND_KEY_LIST);
             //执行构建关键字图片集合
             ElectronicSignSeal.bindPictureKey(filePrintRegister, imageMapList, metaDataMap, approvalLogMap);
         }