--- date_api.module	2009-03-01 17:35:21.000000000 -0500
+++ date_api.module.new	2009-03-02 06:34:05.000000000 -0500
@@ -1546,7 +1546,7 @@ function date_limit_format($format, $gra
   
   // After removing the non-desired parts of the format, test if the only 
   // things left are escaped, non-date, characters. If so, return nothing.
-  if (!$test = preg_replace('(\\\\\w{1})', '', $format)) {
+  if (!$test = trim(preg_replace('(\\\\\w{1})', '', $format))) {
     return '';
   }
   return $format;
@@ -2394,4 +2394,4 @@ function date_range_string($years) {
     $max = '+'. ($years[1] - $this_year);
   }
   return $min .':'. $max;
-}
\ No newline at end of file
+}