From bef7ac1ccad6669ac955c47a68050b6696765328 Mon Sep 17 00:00:00 2001 From: Khalil Meftah Date: Fri, 26 Jun 2026 14:13:41 +0200 Subject: [PATCH] fix(rollout): improve visual feature mismatch error with --rename_map hint --- src/lerobot/rollout/context.py | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/lerobot/rollout/context.py b/src/lerobot/rollout/context.py index bf5fa0fd4..1c4255794 100644 --- a/src/lerobot/rollout/context.py +++ b/src/lerobot/rollout/context.py @@ -320,7 +320,8 @@ def build_rollout_context( raise ValueError( f"Visual feature mismatch between policy and robot hardware.\n" f"Policy expects: {expected_visuals}\n" - f"Robot provides: {provided_visuals}" + f"Robot provides: {provided_visuals}\n" + "Use --rename_map to map camera names." ) # --- 5. Dataset -------------