1 files changed, 3 insertions, 1 deletions
diff --git a/consensus/dummy/consensus.go b/consensus/dummy/consensus.go
index c9bbb90..92bd261 100644
--- a/consensus/dummy/consensus.go
+++ b/consensus/dummy/consensus.go
@@ -276,7 +276,9 @@ func (self *DummyEngine) Seal(chain consensus.ChainReader, block *types.Block, r
 	} else {
 		err = nil
 	}
-	results <- block
+	if err == nil {
+		results <- block
+	}
 	return
 }