Fix minor indexer bugs
diff --git a/src/main/resources/log4j.properties b/src/main/resources/log4j.properties
index 0b4991c..bf8fd29 100644
--- a/src/main/resources/log4j.properties
+++ b/src/main/resources/log4j.properties
@@ -1,6 +1,6 @@
## logger file can be used with
-# log4j.rootLogger = DEBUG, stdout
+log4j.rootLogger = DEBUG, stdout
#log4j.logger.de.ids_mannheim.korap.query.spans.ElementSpans = TRACE, stdout
#log4j.logger.de.ids_mannheim.korap.query.spans.WithinSpans = TRACE, stdout
@@ -9,8 +9,8 @@
#log4j.logger.de.ids_mannheim.korap.query.spans.KorapTermSpan = TRACE, stdout
#log4j.logger.de.ids_mannheim.korap.query.spans.ClassSpans = TRACE, stdout
#log4j.logger.de.ids_mannheim.korap.query.spans.MatchSpans = TRACE, stdout
-log4j.logger.de.ids_mannheim.korap.KorapIndex = TRACE, stdout
-log4j.logger.de.ids_mannheim.korap.KorapMatch = TRACE, stdout
+#log4j.logger.de.ids_mannheim.korap.KorapIndex = TRACE, stdout
+#log4j.logger.de.ids_mannheim.korap.KorapMatch = TRACE, stdout
#log4j.logger.de.ids_mannheim.korap.KorapCollection = TRACE, stdout
#log4j.logger.de.ids_mannheim.korap.index.PositionsToOffset = TRACE, stdout