Fix error

oracle/onchain.go

@@ -206,13 +206,14 @@ func (o *Onchain) GetConsensusBlockAtSlot(slot uint64, opts ...retry.Option) (*s
 		signedBeaconBlock, err = o.ConsensusClient.SignedBeaconBlock(context.Background(), &api.SignedBeaconBlockOpts{
 			Block: slotStr, // TODO: Says block but its slot in reality
 		})
-		// Its not possible to detect if the block was missed or if the block doesn't exist in the chain
-		// GET failed with status 404: {"code":404,"message":"NOT_FOUND: beacon block at slot 7408169","stacktraces":[]}
-		// To keep compatibility after go-eth2-client changes, we consider that a missed block is nil
-		if strings.Contains(err.Error(), "404") {
-			return nil
-		}
 		if err != nil {
+			// Its not possible to detect if the block was missed or if the block doesn't exist in the chain
+			// GET failed with status 404: {"code":404,"message":"NOT_FOUND: beacon block at slot 7408169","stacktraces":[]}
+			// To keep compatibility after go-eth2-client changes, we consider that a missed block is nil
+			if strings.Contains(err.Error(), "404") {
+				log.Info("error contains;: ", err.Error())
+				return nil
+			}
 			log.Warn("Failed attempt to fetch block at slot ", slotStr, ": ", err.Error(), " Retrying...")
 			return errors.New("Error fetching block at slot " + slotStr + ": " + err.Error())
 		}