--- src/ui/dlgColumn.cpp.orig	Tue Oct 21 01:15:03 2003
+++ src/ui/dlgColumn.cpp	Tue Oct 21 01:15:59 2003
@@ -289,6 +289,8 @@
                 _("New precision must not be less than old precision."));
         CheckValid(enable, !txtPrecision->IsEnabled() || varlen-varprec >= column->GetLength()-column->GetPrecision(), 
                 _("New total digits must not be less than old total digits."));
+        CheckValid(enable, txtAttstattarget->GetValue().IsNumber(),
+                _("Please specify valid numeric statistics."));
 
         
         if (enable)
@@ -316,6 +318,8 @@
         CheckValid(enable, !txtPrecision->IsEnabled() 
             || (varprec >= 0 && varprec <= varlen && NumToStr(varprec) == txtPrecision->GetValue()),
             _("Please specify valid numeric precision (0..") + NumToStr(varlen) + wxT(")."));
+        CheckValid(enable, txtAttstattarget->GetValue().IsNumber(),
+                _("Please specify valid numeric statistics."));
 
         EnableOK(enable);
     }