X-Git-Url: http://wagnertech.de/gitweb/gitweb.cgi/kivitendo-erp.git/blobdiff_plain/a9b2cbe24d8c27e71b0683548cf9b358cd5f724b..98c23539610c6d083265454858ef25e563f74b21:/SL/TransNumber.pm

diff --git a/SL/TransNumber.pm b/SL/TransNumber.pm
index 8be5bcd38..1e62cfb07 100644
--- a/SL/TransNumber.pm
+++ b/SL/TransNumber.pm
@@ -125,6 +125,7 @@ sub create_unique {
     $where
 SQL
 
+  do_query($form, $self->dbh, "LOCK TABLE " . $filters{table}) || die $self->dbh->errstr;
   my %numbers_in_use = selectall_as_map($form, $self->dbh, $query, $filters{trans_number}, 'in_use');
 
   my $business_number;