diff --git a/server/AyaNova/biz/ServiceBankBiz.cs b/server/AyaNova/biz/ServiceBankBiz.cs
index 961687b9..2d7b4b22 100644
--- a/server/AyaNova/biz/ServiceBankBiz.cs
+++ b/server/AyaNova/biz/ServiceBankBiz.cs
@@ -166,7 +166,9 @@ namespace AyaNova.Biz
 
             //valid previous columns?
             //either they're all null or none of them are null
-            if ((proposedObj.LastEntryDate == null
+
+            //fix and re-test
+            if (!((proposedObj.LastEntryDate == null
                 && proposedObj.LastCurrencyBalance == null
                 && proposedObj.LastHoursBalance == null
                 && proposedObj.LastIncidentsBalance == null) ||
@@ -174,7 +176,7 @@ namespace AyaNova.Biz
               && proposedObj.LastCurrencyBalance != null
               && proposedObj.LastHoursBalance != null
               && proposedObj.LastIncidentsBalance != null)
-             )
+             ))
             {
                 AddError(ApiErrorCode.VALIDATION_INVALID_VALUE, "generalerror", "Last* entries must be all empty (opening entry) or none of them empty (any later entry)");
                 return;