removing warn for empty variable

diff --git a/acqui/neworderempty.pl b/acqui/neworderempty.pl
index 7fe321a..ddbde36 100755 (executable)
--- a/acqui/neworderempty.pl
+++ b/acqui/neworderempty.pl
@@ -97,7 +97,7 @@ my $title        = $input->param('title');
 my $author       = $input->param('author');
 my $copyright    = $input->param('copyright');
 my $bookseller   = GetBookSellerFromId($booksellerid); # FIXME: else ERROR!
-my $ordnum       = $input->param('ordnum');
+my $ordnum       = $input->param('ordnum') || '';
 my $biblionumber = $input->param('biblionumber');
 my $basketno     = $input->param('basketno');
 my $purchaseorder= $input->param('purchaseordernumber');