diff --git a/annis-visualizers/src/main/java/annis/visualizers/component/grid/EventExtractor.java b/annis-visualizers/src/main/java/annis/visualizers/component/grid/EventExtractor.java
index <HASH>..<HASH> 100644
--- a/annis-visualizers/src/main/java/annis/visualizers/component/grid/EventExtractor.java
+++ b/annis-visualizers/src/main/java/annis/visualizers/component/grid/EventExtractor.java
@@ -530,7 +530,7 @@ public class EventExtractor {
     if (showNamespaceConfig != null)
     {
       
-      SDocumentGraph graph = input.getDocument().getSDocumentGraph();
+      SDocumentGraph graph = input.getDocument().getDocumentGraph();
 
       Set<String> annoPool = new LinkedHashSet<>();
       for(Class<? extends SNode> t : types)
removed "S" from getSDocumentGraph