diff --git a/52n-wps-algorithm/src/main/java/org/n52/wps/server/ProcessDescription.java b/52n-wps-algorithm/src/main/java/org/n52/wps/server/ProcessDescription.java
index 61551e60b..3898f019c 100644
--- a/52n-wps-algorithm/src/main/java/org/n52/wps/server/ProcessDescription.java
+++ b/52n-wps-algorithm/src/main/java/org/n52/wps/server/ProcessDescription.java
@@ -119,7 +119,11 @@ public static ProcessOffering createProcessDescriptionV200fromV100(ProcessDescri
                 processDescription.addNewAbstract().setStringValue(processDescriptionV100.getAbstract().getStringValue());
             }
 
-            InputDescriptionType[] inputDescriptionTypes = processDescriptionV100.getDataInputs().getInputArray();
+            InputDescriptionType[] inputDescriptionTypes = new InputDescriptionType[]{};
+
+            if(processDescriptionV100.getDataInputs() != null){
+                inputDescriptionTypes = processDescriptionV100.getDataInputs().getInputArray();
+            }
 
             for (InputDescriptionType inputDescriptionType : inputDescriptionTypes) {