diff --git a/HttpHelper.bas b/HttpHelper.bas
index ee63746..ac908b6 100644
--- a/HttpHelper.bas
+++ b/HttpHelper.bas
@@ -157,6 +157,8 @@ Public Function GetData(ByVal url As String, Optional ByVal DataStic As DataEnum
         If Not IsObject(XmlHttp) Then Exit Function
     End If
 
+    If url = "" Then Exit Function
+
     XmlHttp.Open "get", url, True
     XmlHttp.Send