diff --git a/weaver/aiyh_pcn/copy_attachment/CopyAttachmentSecretAction.java b/weaver/aiyh_pcn/copy_attachment/CopyAttachmentSecretAction.java
index 4dac9e8..c39f384 100644
--- a/weaver/aiyh_pcn/copy_attachment/CopyAttachmentSecretAction.java
+++ b/weaver/aiyh_pcn/copy_attachment/CopyAttachmentSecretAction.java
@@ -52,7 +52,7 @@ public class CopyAttachmentSecretAction extends ToolUtil implements Action {
 			Map<String, Object> requestData = Util.recordSet2Map(rs_1);
 			toolUtil.writeDebuggerLog(requestData.toString());
 //			如果不是第一次添加，则直接返回 TODO 隐藏bug，如果用户第一次选择添加，后面被退回后，将附件清空了，重新上传，然后又需要安全协议，但是已经不是第一次添加了，所以并不会生效
-			if(!Util.null2String(firstAddValue).equals(String.valueOf(requestData.get(firstAddField)))){
+			if(requestData.get(firstAddField) != null && !Util.null2String(firstAddValue).equals(String.valueOf(requestData.get(firstAddField)))){
 				return Action.SUCCESS;
 			}
 //		查询配置表，获取配置数据