From 75dea214ac1f9aacf2621541892542b43e82c861 Mon Sep 17 00:00:00 2001
From: Potuz <potuz@prysmaticlabs.com>
Date: Sat, 13 Dec 2025 14:36:06 -0300
Subject: [PATCH] Do not error when indices have been computed (#16142)

If there is a context deadline updating the committee cache, but the
indices have been computed correctly, do not error out but rather return
the indices and log the error.
---
 beacon-chain/core/helpers/validators.go     | 2 +-
 changelog/potuz_return_indices_updateerr.md | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)
 create mode 100644 changelog/potuz_return_indices_updateerr.md

diff --git a/beacon-chain/core/helpers/validators.go b/beacon-chain/core/helpers/validators.go
index 171b484bce..a817daba8e 100644
--- a/beacon-chain/core/helpers/validators.go
+++ b/beacon-chain/core/helpers/validators.go
@@ -152,7 +152,7 @@ func ActiveValidatorIndices(ctx context.Context, s state.ReadOnlyBeaconState, ep
 	}
 
 	if err := UpdateCommitteeCache(ctx, s, epoch); err != nil {
-		return nil, errors.Wrap(err, "could not update committee cache")
+		log.WithError(err).Error("Could not update committee cache")
 	}
 
 	return indices, nil
diff --git a/changelog/potuz_return_indices_updateerr.md b/changelog/potuz_return_indices_updateerr.md
new file mode 100644
index 0000000000..6c0fa87271
--- /dev/null
+++ b/changelog/potuz_return_indices_updateerr.md
@@ -0,0 +1,3 @@
+### Fixed
+
+- Do not error when committee has been computed correctly but updating the cache failed.