Index: branches/RC/core/kernel/utility/unit_config_reader.php
===================================================================
diff -u -N -r10580 -r10854
--- branches/RC/core/kernel/utility/unit_config_reader.php	(.../unit_config_reader.php)	(revision 10580)
+++ branches/RC/core/kernel/utility/unit_config_reader.php	(.../unit_config_reader.php)	(revision 10854)
@@ -176,6 +176,7 @@
 		while (($sub_folder = readdir($fh))) {
 			$full_path = FULL_PATH.$folderPath.'/'.$sub_folder;
 			if ($this->isDir($full_path)) {
+				if (preg_match('/^\./', $sub_folder)) continue; // don't scan .filders
 				//the following is to exclude OLD, not removed files when upgrading to 'core'
 				if (preg_match('/^\/kernel\/kernel4\//', $folderPath) || ($folderPath == '/kernel/units' && file_exists(FULL_PATH.$this->getConfigName('/core/units/'.$sub_folder)))) {
 					continue;