System_CodeUpdated event will be skipped

Cerebellum-Network · Mar 16, 2022 · 6cd79ae · 6cd79ae
1 parent e8915a4
commit 6cd79ae
Show file tree

Hide file tree

Showing 2 changed files with 9 additions and 0 deletions.
diff --git a/README.md b/README.md
@@ -10,6 +10,10 @@
 # Release Notes
 
 ## vNext
+- ...
+
+## v2.3.1
+- Block with `System_CodeUpdated` event will be skipped 
 
 ## v2.3.0
 - Added condition to prevent excess execution of executeProposal method

diff --git a/chains/substrate/listener.go b/chains/substrate/listener.go
@@ -8,6 +8,7 @@ import (
 	"fmt"
 	"math/big"
 	"time"
+	"strings"
 
 	"github.com/Cerebellum-Network/ChainBridge/chains"
 	utils "github.com/Cerebellum-Network/ChainBridge/shared/substrate"
@@ -198,6 +199,10 @@ func (l *listener) processEvents(hash types.Hash) error {
 	e := utils.Events{}
 	err = records.DecodeEventRecords(&meta, &e)
 	if err != nil {
+	    if strings.Contains(fmt.Sprint(err), "System_CodeUpdated") {
+            l.log.Warn("Can not decode System_CodeUpdated. Skipping...", "block", hash.Hex())
+            return nil
+        }
 		return err
 	}