From 68c673b1ed40f6fc5ba2898f24c60bca6738bcc1 Mon Sep 17 00:00:00 2001
From: Matthias Seitz <matthias.seitz@outlook.de>
Date: Sat, 10 Feb 2024 15:03:19 +0100
Subject: [PATCH] chore: add warn logs for fork delegations (#7073)

---
 crates/anvil/src/eth/backend/mem/mod.rs | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/crates/anvil/src/eth/backend/mem/mod.rs b/crates/anvil/src/eth/backend/mem/mod.rs
index da599966bc06..05a2ae8511a1 100644
--- a/crates/anvil/src/eth/backend/mem/mod.rs
+++ b/crates/anvil/src/eth/backend/mem/mod.rs
@@ -1892,10 +1892,10 @@ impl Backend {
         }
 
         if let Some(fork) = self.get_fork() {
-            return fork
-                .debug_trace_transaction(hash, opts)
-                .await
-                .map_err(|_| BlockchainError::DataUnavailable)
+            return fork.debug_trace_transaction(hash, opts).await.map_err(|err| {
+                warn!(target: "backend", "error delegating debug_traceTransaction: {:?}", err);
+                BlockchainError::DataUnavailable
+            })
         }
 
         Ok(GethTrace::Default(Default::default()))
@@ -1921,7 +1921,10 @@ impl Backend {
 
         if let Some(fork) = self.get_fork() {
             if fork.predates_fork(number) {
-                return fork.trace_block(number).await.map_err(|_| BlockchainError::DataUnavailable)
+                return fork.trace_block(number).await.map_err(|err| {
+                    warn!(target: "backend", "error delegating trace_block: {:?}", err);
+                    BlockchainError::DataUnavailable
+                })
             }
         }