spec/spec_tests/data/transactions/abort.yml in mongo-2.7.0 vs spec/spec_tests/data/transactions/abort.yml in mongo-2.7.1

@@ -295,10 +295,12 @@
         arguments:
           session: session0
           document:
             _id: 1
         result:
-          errorCodeName: DuplicateKey
+          # Don't assert on errorCodeName because (after SERVER-38583) the
+          # DuplicateKey is reported in writeErrors, not as a top-level
+          # command error.
           errorLabelsOmit: ["TransientTransactionError", "UnknownTransactionCommitResult"]
       # Make sure the server aborted the transaction.
       - name: insertOne
         object: collection
         arguments: