Fixed qoh to return 0 instead of null when moves history is empty.

diff --git a/includes/db/inventory_db.inc b/includes/db/inventory_db.inc
index aca5447577cf512cab8d7bbfc6c75886411dd13e..288434d50a133217e8896db499201448f0d12390 100644 (file)
--- a/includes/db/inventory_db.inc
+++ b/includes/db/inventory_db.inc
@@ -45,7 +45,8 @@ function get_qoh_on_date($stock_id, $location=null, $date_=null, $exclude=0)
             $myrow[0] -= $myrow2[0];
     }
 
-    return $myrow[0];
+    $qoh =  $myrow[0];
+               return $qoh ? $qoh : 0;
 }
 
 //--------------------------------------------------------------------------------------
@@ -428,4 +429,4 @@ function get_location_name($loc_code)
 //--------------------------------------------------------------------------------------------------
 
 
-?>
\ No newline at end of file
+?>