From 2e2efaea79dbb67dfb07edafc2f54a72b8b0c3c7 Mon Sep 17 00:00:00 2001
From: Fallengirl <155266340+Fallengirl@users.noreply.github.com>
Date: Tue, 2 Dec 2025 13:14:07 +0100
Subject: [PATCH 1/2] fix: correct duplicate tuple index in
 InvalidTrackingGroup error

---
 vm/src/vm/errors/hint_errors.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/vm/src/vm/errors/hint_errors.rs b/vm/src/vm/errors/hint_errors.rs
index 8d5f61fcb5..e0289d24bf 100644
--- a/vm/src/vm/errors/hint_errors.rs
+++ b/vm/src/vm/errors/hint_errors.rs
@@ -78,7 +78,7 @@ pub enum HintError {
     KeyNotFound,
     #[error("AP tracking data is None; could not apply correction to address")]
     NoneApTrackingData,
-    #[error("Tracking groups should be the same, got {} and {}", (*.0).0, (*.0).0)]
+    #[error("Tracking groups should be the same, got {} and {}", (*.0).0, (*.0).1)]
     InvalidTrackingGroup(Box<(usize, usize)>),
     #[error("Expected relocatable for ap, got {0}")]
     InvalidApValue(Box<MaybeRelocatable>),

From fb6ef96196c740fd4dd2b10c888933809a283112 Mon Sep 17 00:00:00 2001
From: Fallengirl <155266340+Fallengirl@users.noreply.github.com>
Date: Thu, 4 Dec 2025 11:18:15 +0100
Subject: [PATCH 2/2] add changelog

---
 CHANGELOG.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index dfdb3468f7..9058af6dd7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 #### Upcoming Changes
 
+* fix: correct duplicate tuple index in InvalidTrackingGroup error message [#2276](https://github.com/lambdaclass/cairo-vm/pull/2276)
+
 #### [3.0.0] - 2025-11-19
 
 #### [3.0.0-rc.5] - 2025-11-14