diff --git a/ZR.Admin.WebApi/Controllers/mes/qc/GP12/QcGp12Controller.cs b/ZR.Admin.WebApi/Controllers/mes/qc/GP12/QcGp12Controller.cs
index 99f83122..9d24b3d9 100644
--- a/ZR.Admin.WebApi/Controllers/mes/qc/GP12/QcGp12Controller.cs
+++ b/ZR.Admin.WebApi/Controllers/mes/qc/GP12/QcGp12Controller.cs
@@ -125,11 +125,18 @@ namespace ZR.Admin.WebApi.Controllers
         [AllowAnonymous]
         public IActionResult ScanInnerLabel([FromBody] QcGp12LabelScanDto parm)
         {
-            var modal = parm.Adapt<QcGp12LabelScanDto>().ToCreate(HttpContext);
+            try
+            {
+                var modal = parm.Adapt<QcGp12LabelScanDto>().ToCreate(HttpContext);
 
-            var response = _QcGp12Service.ScanInnerLabel(modal);
+                var response = _QcGp12Service.ScanInnerLabel(modal);
 
-            return SUCCESS(response);
+                return SUCCESS(response);
+            }catch(Exception ex)
+            {
+                return SUCCESS("请刷新页面");
+            }
+            
         }
 
         /// <summary>
diff --git a/ZR.Service/mes/qc/QcGp12Service.cs b/ZR.Service/mes/qc/QcGp12Service.cs
index e06d0596..c93f9d16 100644
--- a/ZR.Service/mes/qc/QcGp12Service.cs
+++ b/ZR.Service/mes/qc/QcGp12Service.cs
@@ -548,12 +548,24 @@ namespace ZR.Service.Business
             DateTime nowTime = DateTime.Now;
             // 标签防错
             string partNumber = DoAnalyzePartnumber(data.Label);
-
             if (partNumber != data.PartNumber)
             {
                 return "内标签零件号与外箱标签不一致!";
             }
-
+            int qt = DoAnalyzeQuantity(data.Label);
+            if (qt >= 6)
+            {
+                return "该标签可能为外箱标签!";
+            }
+            bool hasAny = Context
+                .Queryable<QcGp12RecordLabelScan>()
+                .Where(it => it.Label == data.Label)
+                .Any();
+            if (hasAny)
+            {
+                return "重复扫码!";
+            }
+            // 标签录入
             int sort = 0;
             QcGp12RecordLabelScan labelScan = Context
                 .Queryable<QcGp12RecordLabelScan>()