mini-DMS: Filesystem-Backend: undef-Warnung vermeiden

diff --git a/SL/File/Backend/Filesystem.pm b/SL/File/Backend/Filesystem.pm
index 51e00200d3c74d19a269483d978915cce6343a49..758142bf3ef71bfb8d1dac8251b83f28d5f19653 100644 (file)
--- a/SL/File/Backend/Filesystem.pm
+++ b/SL/File/Backend/Filesystem.pm
@@ -98,7 +98,7 @@ sub save {
 sub get_version_count {
   my ($self, %params) = @_;
   die "no dbfile" unless $params{dbfile};
-  return $params{dbfile}->backend_data * 1;
+  return $params{dbfile}->backend_data//0 * 1;
 }
 
 sub get_mtime {