- fixed xsd location detection

lib/SLUB/LZA/SIPBuilderBagIt.pm

@@ -279,6 +279,12 @@ sub validateRightsXML($$){
 
     my $rightsName = basename($rightsFilePath);
     my $xsd_file = path(__FILE__)->parent->realpath->parent->child("xsd")->child($xsdName);    # absolute path
+    if (! $xsd_file->is_file) {
+        use Data::Printer; p($xsd_file);
+        # retry, because assembled path for lib/
+        $xsd_file = path(__FILE__)->parent->parent->parent->realpath->parent->child("xsd")->child($xsdName);
+        use Data::Printer; p($xsd_file);
+    }
 
     my $schema = XML::LibXML::Schema->new(location => $xsd_file);
     my $parser = XML::LibXML->new;