diff --git a/src/main/java/org/eclipse/esmf/ame/model/migration/FileInformation.java b/src/main/java/org/eclipse/esmf/ame/model/migration/FileInformation.java
index 168519cc..3319e6b3 100644
--- a/src/main/java/org/eclipse/esmf/ame/model/migration/FileInformation.java
+++ b/src/main/java/org/eclipse/esmf/ame/model/migration/FileInformation.java
@@ -22,7 +22,6 @@
 @Data
 @AllArgsConstructor
 public class FileInformation {
-
    @JsonInclude( JsonInclude.Include.NON_NULL )
    @JsonProperty( "name" )
    public String name;
@@ -30,4 +29,7 @@ public class FileInformation {
    @JsonInclude( JsonInclude.Include.NON_NULL )
    @JsonProperty( "success" )
    public Boolean success;
+
+   @JsonProperty( "message" )
+   public String message;
 }
diff --git a/src/main/java/org/eclipse/esmf/ame/services/ModelService.java b/src/main/java/org/eclipse/esmf/ame/services/ModelService.java
index dc11423e..1edb9a5b 100644
--- a/src/main/java/org/eclipse/esmf/ame/services/ModelService.java
+++ b/src/main/java/org/eclipse/esmf/ame/services/ModelService.java
@@ -153,7 +153,7 @@ private void namespaceFileInfo( final Namespace namespace, final Try<VersionedMo
       }
 
       final FileInformation aspectModelFile = new FileInformation( fileName + ModelUtils.TTL_EXTENSION,
-            modelIsSuccess );
+            modelIsSuccess, model.isSuccess() ? "File is valid" : model.getCause().getMessage() );
 
       namespace.addAspectModelFile( aspectModelFile );
    }