diff --git a/bundles/org.palladiosimulator.retriever.extraction/src/org/palladiosimulator/retriever/extraction/engine/PCMInstanceCreator.java b/bundles/org.palladiosimulator.retriever.extraction/src/org/palladiosimulator/retriever/extraction/engine/PCMInstanceCreator.java
index 3e38c9fa..779ab1cb 100644
--- a/bundles/org.palladiosimulator.retriever.extraction/src/org/palladiosimulator/retriever/extraction/engine/PCMInstanceCreator.java
+++ b/bundles/org.palladiosimulator.retriever.extraction/src/org/palladiosimulator/retriever/extraction/engine/PCMInstanceCreator.java
@@ -32,7 +32,6 @@
 import org.palladiosimulator.pcm.repository.ParameterModifier;
 import org.palladiosimulator.pcm.repository.Repository;
 import org.palladiosimulator.pcm.seff.ResourceDemandingSEFF;
-import org.palladiosimulator.pcm.seff.ServiceEffectSpecification;
 import org.palladiosimulator.retriever.extraction.commonalities.Component;
 import org.palladiosimulator.retriever.extraction.commonalities.Composite;
 import org.palladiosimulator.retriever.extraction.commonalities.Operation;
@@ -272,7 +271,9 @@ private void createPCMInterfaces(final Map<OperationInterface, Set<Operation>> i
                     String[] parameterNames = method.getParameterNames();
                     for (int i = 0; i < parameterTypes.length; i++) {
                         final ITypeBinding parameter = parameterTypes[i];
-                        signature = this.handleSignatureDataType(signature, parameterNames[i], parameter,
+                        // If a constructor is detected, its parameter names might not be included.
+                        final String parameterName = i < parameterNames.length ? parameterNames[i] : "parameter" + i;
+                        signature = this.handleSignatureDataType(signature, parameterName, parameter,
                                 parameter.getDimensions(), false);
                     }