diff --git a/htdocs/lib/functions2.lib.php b/htdocs/lib/functions2.lib.php
index 3649d2a48da..abc27c54a21 100644
--- a/htdocs/lib/functions2.lib.php
+++ b/htdocs/lib/functions2.lib.php
@@ -423,10 +423,11 @@ function get_next_value($db,$mask,$table,$field,$where='',$objsoc='',$date='',$m
         if ($maskraz > 12) return 'ErrorBadMaskBadRazMonth';
 
         // Define reg
-        if ($maskraz > 1 && ! preg_match('/^(.*)\{(y)+\}\{(m)+\}/i',$maskwithonlyymcode,$reg) && ! preg_match('/^(.*)\{(m)+\}\{(y)+\}/i',$maskwithonlyymcode,$reg)) return 'ErrorCantUseRazInStartedYearIfNoYearMonthInMask';
-        if ($maskraz <= 1 && ! preg_match('/^(.*)\{(y)+\}/i',$maskwithonlyymcode,$reg)) return 'ErrorCantUseRazIfNoYearInMask';
+        //if ($maskraz > 1 && ! preg_match('/^(.*)\{(y)+\}\{(m)+\}/i',$maskwithonlyymcode,$reg) && ! preg_match('/^(.*)\{(m)+\}\{(y)+\}/i',$maskwithonlyymcode,$reg)) return 'ErrorCantUseRazInStartedYearIfNoYearMonthInMask';
+        if ($maskraz > 1 && ! preg_match('/^(.*)\{(y+)\}\{(m+)\}/i',$maskwithonlyymcode,$reg)) return 'ErrorCantUseRazInStartedYearIfNoYearMonthInMask';
+        if ($maskraz <= 1 && ! preg_match('/^(.*)\{(y+)\}/i',$maskwithonlyymcode,$reg)) return 'ErrorCantUseRazIfNoYearInMask';
         //print "x".$maskwithonlyymcode." ".$maskraz;
-
+        
         // Define $yearcomp and $monthcomp (that will be use in the select where to search max number)
         $monthcomp=$maskraz;
         $yearoffset=0;