diff --git a/app/views/TableRow.java b/app/views/TableRow.java
index ee24988..714e508 100644
--- a/app/views/TableRow.java
+++ b/app/views/TableRow.java
@@ -111,19 +111,21 @@ public String process(JsonNode doc, String property, String param,
 		private String label(JsonNode doc, String value, List<String> properties) {
 			List<String> results = new ArrayList<>();
 			List<String> resultValues = labelsFor(doc, value, properties);
-			JsonNode labelNode = doc.get(properties.get(0)).iterator().next().get("label");
-			for (int i = 0; i < resultValues.size(); i++) {
-				String currentValue = resultValues.get(i);
-				String[] refAndLabel =
-						refAndLabel(properties.get(i), currentValue, Optional.empty());
-				String label = labelNode != null ? labelNode.textValue() : refAndLabel[1];
-				String result =
-						properties.get(i).equals("numbering") || value.equals("--")
-								? currentValue
-								: String.format(
-										"<a title=\"Titeldetails anzeigen\" href=\"%s\">%s</a>",
-										refAndLabel[0], label);
-				results.add(result.replace("Band", "").trim());
+			if (doc.get(properties.get(0)) != null) {
+				JsonNode labelNode = doc.get(properties.get(0)).iterator().next().get("label");
+				for (int i = 0; i < resultValues.size(); i++) {
+					String currentValue = resultValues.get(i);
+					String[] refAndLabel =
+							refAndLabel(properties.get(i), currentValue, Optional.empty());
+					String label = labelNode != null ? labelNode.textValue() : refAndLabel[1];
+					String result =
+							properties.get(i).equals("numbering") || value.equals("--")
+							? currentValue
+									: String.format(
+											"<a title=\"Titeldetails anzeigen\" href=\"%s\">%s</a>",
+											refAndLabel[0], label);
+					results.add(result.replace("Band", "").trim());
+				}
 			}
 			return results.stream().collect(Collectors.joining(", Band "));
 		}
@@ -131,7 +133,7 @@ private String label(JsonNode doc, String value, List<String> properties) {
 		private List<String> labelsFor(JsonNode doc, String value,
 				List<String> keys) {
 			List<String> result = new ArrayList<>();
-			if (doc != null) {
+			if (doc != null && doc.get(keys.get(0)) != null) {
 				JsonNode node = doc.get(keys.get(0)).iterator().next();
 				JsonNode id = node.get("id");
 				JsonNode label = node.get("label");