diff --git a/archiva-reports-standard/src/main/java/org/apache/maven/archiva/reporting/processor/DuplicateArtifactFileReportProcessor.java b/archiva-reports-standard/src/main/java/org/apache/maven/archiva/reporting/processor/DuplicateArtifactFileReportProcessor.java
index 5dff8c50e..fc0e626a0 100644
--- a/archiva-reports-standard/src/main/java/org/apache/maven/archiva/reporting/processor/DuplicateArtifactFileReportProcessor.java
+++ b/archiva-reports-standard/src/main/java/org/apache/maven/archiva/reporting/processor/DuplicateArtifactFileReportProcessor.java
@@ -87,7 +87,7 @@ public class DuplicateArtifactFileReportProcessor
             }
             catch ( DigesterException e )
             {
-                addWarning( artifact, null, "Unable to generate checksum for " + artifact.getFile() + ": " + e );
+                addWarning( artifact, "cant-checksum", "Unable to generate checksum for " + artifact.getFile() + ": " + e );
             }
 
             if ( checksum != null )