diff --git a/infolog/inc/class.infolog_import_infologs_csv.inc.php b/infolog/inc/class.infolog_import_infologs_csv.inc.php
index 312e1a294a..1a848e0423 100644
--- a/infolog/inc/class.infolog_import_infologs_csv.inc.php
+++ b/infolog/inc/class.infolog_import_infologs_csv.inc.php
@@ -176,6 +176,12 @@ class infolog_import_infologs_csv implements importexport_iface_import_plugin  {
 			$result = importexport_import_csv::convert($record, infolog_egw_record::$types, 'infolog', $lookups, $_definition->plugin_options['convert']);
 			if($result) $this->warnings[$import_csv->get_current_position()] = $result;
 
+			// Make sure type is valid
+			if(!$record['info_type'] || $record['info_type'] && !$this->boinfolog->enums['type'][$record['info_type']])
+			{
+				$this->warnings[$import_csv->get_current_position()] .= lang('Unknown type: %1', $record['info_type']);
+			}
+
 			// Set default status for type, if not specified
 			if(!$record['info_status'] && $record['info_type'])
 			{