From ad9cd1933ae08ff2b6c083bda2993a50fa01d0b5 Mon Sep 17 00:00:00 2001
From: Preston Van Loon <preston@prysmaticlabs.com>
Date: Mon, 22 Feb 2021 08:28:34 -0600
Subject: [PATCH] Add nil check for validator db migration (#8493)

* Add nil check for validator db migration

* continue if source bucket is nil
---
 validator/db/kv/migration_source_target_epochs_bucket.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/validator/db/kv/migration_source_target_epochs_bucket.go b/validator/db/kv/migration_source_target_epochs_bucket.go
index 14456360f..d061c79bd 100644
--- a/validator/db/kv/migration_source_target_epochs_bucket.go
+++ b/validator/db/kv/migration_source_target_epochs_bucket.go
@@ -51,9 +51,12 @@ func (s *Store) migrateSourceTargetEpochsBucketUp(ctx context.Context) error {
 			bkt := tx.Bucket(pubKeysBucket)
 			for _, pubKey := range batch {
 				pkb := bkt.Bucket(pubKey)
+				if pkb == nil {
+					continue
+				}
 				sourceBucket := pkb.Bucket(attestationSourceEpochsBucket)
 				if sourceBucket == nil {
-					return nil
+					continue
 				}
 				targetBucket, err := pkb.CreateBucketIfNotExists(attestationTargetEpochsBucket)
 				if err != nil {