diff --git a/src/YhCore.Service/Impl/WYSHRoleService.cs b/src/YhCore.Service/Impl/WYSHRoleService.cs
index c0f6102..ef21c1f 100644
--- a/src/YhCore.Service/Impl/WYSHRoleService.cs
+++ b/src/YhCore.Service/Impl/WYSHRoleService.cs
@@ -1214,10 +1214,11 @@ namespace YhCore.Service.Impl
                 var listpic = new List<string>();
                 foreach (var t in item.SHTea)
                 {
+                    
                     teaname += teaname == "" ? t.SHTeaName : "," + t.SHTeaName;
                     var fdsh = listSHInfo.Where(a => a.actionuserid == t.SHTeaID && a.stepid == item.SerID).ToList();
                     if (fdsh.Count > 0)
-                        listpic.Add(await GetSignatureValueAsync(schSerId, t.SHTeaID.ToString()));
+                        listpic.Add(await GetSignatureValueAsync(schSerId, t.SHTeaID?.ToString("F0")));
                 }
 
                 var fd = item.SHTea.Where(a => a.inserttime.HasValue).Select(a => a.inserttime).DefaultIfEmpty().Max();
@@ -2000,7 +2001,6 @@ namespace YhCore.Service.Impl
         {
             var dir = Path.Combine(FileService.StorageRoot(), "Signature");
 
-
             if (!Directory.Exists(dir))
                 Directory.CreateDirectory(dir);
 
diff --git a/src/YhCore.WebApi/appsettings.json b/src/YhCore.WebApi/appsettings.json
index bc9cb33..6751f69 100644
--- a/src/YhCore.WebApi/appsettings.json
+++ b/src/YhCore.WebApi/appsettings.json
@@ -4,7 +4,7 @@
     "AutoCreateMissingTables": true
   },
   "ConnectionStrings": {
-    "SqlServer": "Server=localhost;Database=EduCloudDocPrint;User Id=sa;Password=Password01!;MultipleActiveResultSets=true",
+    "SqlServer": "Server=localhost;Database=EduCloudDocPrint2;User Id=sa;Password=Password01!;MultipleActiveResultSets=true",
     "Mysql": "Server=localhost;Port=3306;Database=EduCloudDocPrint;User Id=root;Password=123123;CharSet=utf8mb4"
   },
   "Redis": {