- not sure

tcl/intranet-reporting-procs.tcl

@@ -123,6 +123,7 @@ ad_proc im_report_format_number {
     Write out the number in a suitably formatted way for the 
     output medium.
 } {
+    if {"" eq [string trim $rounding_precision]} { set rounding_precision 2 }
     if {"" eq $amount} { return ""}
     if {"" eq $locale} { set locale [lang::user::locale] }
     if {![string is double $amount]} { set amount 0 }