diff --git a/src/main/java/de/ids_mannheim/korap/KrillIndex.java b/src/main/java/de/ids_mannheim/korap/KrillIndex.java
index 44528f0..e4535c0 100644
--- a/src/main/java/de/ids_mannheim/korap/KrillIndex.java
+++ b/src/main/java/de/ids_mannheim/korap/KrillIndex.java
@@ -118,7 +118,7 @@
     // TODO: Use configuration instead.
     // Last line of defense against DOS
     private int autoCommit = 500;
-    private String version = "unknown";
+    private String version = "Unknown";
     private String name = "Unknown";
 
     // Temp:
diff --git a/src/main/java/de/ids_mannheim/korap/query/spans/ElementSpans.java b/src/main/java/de/ids_mannheim/korap/query/spans/ElementSpans.java
index 8227bda..ba056d1 100644
--- a/src/main/java/de/ids_mannheim/korap/query/spans/ElementSpans.java
+++ b/src/main/java/de/ids_mannheim/korap/query/spans/ElementSpans.java
@@ -77,12 +77,17 @@
         super(spanElementQuery, context, acceptDocs, termContexts);
         termSpans = (TermSpans) this.firstSpans;
         hasMoreSpans = true;
-        // termSpans.next();
+        if (DEBUG)
+            log.trace("Create ElementSpan");
     };
 
 
     @Override
     public boolean next () throws IOException {
+
+        if (DEBUG)
+            log.trace("Next element span for element");
+
         if (!hasMoreSpans || !(hasMoreSpans = termSpans.next()))
             return false;
 
@@ -94,8 +99,6 @@
 
 
     private boolean advance () throws IOException {
-
-
         this.matchStartPosition = termSpans.start();
         this.matchDocNumber = termSpans.doc();
         isPayloadLoaded = false;
diff --git a/src/main/resources/log4j.properties b/src/main/resources/log4j.properties
index fd0328d..78bf62e 100644
--- a/src/main/resources/log4j.properties
+++ b/src/main/resources/log4j.properties
@@ -1,4 +1,4 @@
-# log4j.rootLogger = ERROR, stdout
+log4j.rootLogger = ERROR, stdout
 
 # Queries:
 # log4j.logger.de.ids_mannheim.korap.query.SpanNextQuery = TRACE, stdout