diff --git a/server/AyaNova/biz/CustomerBiz.cs b/server/AyaNova/biz/CustomerBiz.cs
index 8ae84fbb..3a757fab 100644
--- a/server/AyaNova/biz/CustomerBiz.cs
+++ b/server/AyaNova/biz/CustomerBiz.cs
@@ -448,12 +448,14 @@ namespace AyaNova.Biz
                         //Set linked objects
                         if (o.BillHeadOffice)
                         {
-                            if (j["HeadOfficeVizNOTPRESETN"] == null)
+                            if (j["HeadOfficeViz"] == null)
                                 AddError(ApiErrorCode.VALIDATION_REQUIRED, "HeadOfficeViz");
                             else
-                            {                                
+                            {
                                 //if it's not found, it will be zero which will fail validation with a clean error
                                 o.HeadOfficeId = await ct.HeadOffice.AsNoTracking().Where(z => z.Name == (string)j["HeadOfficeViz"]).Select(x => x.Id).FirstOrDefaultAsync();
+                                if (o.HeadOfficeId == 0)
+                                    AddError(ApiErrorCode.NOT_FOUND, "HeadOfficeViz", $"'{(string)j["HeadOfficeViz"]}'");
 
                             }