From aa36bcd0aa49a7ef1f08288006359e9d7f42c595 Mon Sep 17 00:00:00 2001
From: oooLowNeoNooo <ooolowneonooo@gmail.com>
Date: Fri, 14 Nov 2025 08:16:03 +0100
Subject: [PATCH] graphql: add nil check in Transaction.Type() method (#33184)

Add nil check before calling tx.Type() to prevent panic when transaction
is not found.
---
 graphql/graphql.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/graphql/graphql.go b/graphql/graphql.go
index 0b2a77a3c4..55da3185dd 100644
--- a/graphql/graphql.go
+++ b/graphql/graphql.go
@@ -575,6 +575,9 @@ func (t *Transaction) getLogs(ctx context.Context, hash common.Hash) (*[]*Log, e
 
 func (t *Transaction) Type(ctx context.Context) *hexutil.Uint64 {
 	tx, _ := t.resolve(ctx)
+	if tx == nil {
+		return nil
+	}
 	txType := hexutil.Uint64(tx.Type())
 	return &txType
 }