Fixed candidateListDocNum initialization
diff --git a/src/main/java/de/ids_mannheim/korap/query/spans/NextSpans.java b/src/main/java/de/ids_mannheim/korap/query/spans/NextSpans.java
index d1a8759..9651cba 100644
--- a/src/main/java/de/ids_mannheim/korap/query/spans/NextSpans.java
+++ b/src/main/java/de/ids_mannheim/korap/query/spans/NextSpans.java
@@ -43,7 +43,6 @@
     	collectPayloads = spanNextQuery.isCollectPayloads();
     	hasMoreSpans =  secondSpans.next();
     	matchList = new ArrayList<>();
-		candidateListDocNum = firstSpans.doc();
 		candidateList = new ArrayList<>();
     }