From bd7ed805b49e30c64cc59d96fa37fa90c2f8a878 Mon Sep 17 00:00:00 2001
From: Ivan Shumkov <ivan@shumkov.ru>
Date: Mon, 7 Oct 2024 18:23:44 +0300
Subject: [PATCH] chore(drive): log invalid state on deserialisation (#2220)

---
 .../storage/fetch_platform_state/v0/mod.rs         | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/packages/rs-drive-abci/src/execution/storage/fetch_platform_state/v0/mod.rs b/packages/rs-drive-abci/src/execution/storage/fetch_platform_state/v0/mod.rs
index 25960bf5b3..a815e0266a 100644
--- a/packages/rs-drive-abci/src/execution/storage/fetch_platform_state/v0/mod.rs
+++ b/packages/rs-drive-abci/src/execution/storage/fetch_platform_state/v0/mod.rs
@@ -16,8 +16,18 @@ impl<C> Platform<C> {
             .fetch_platform_state_bytes(transaction, platform_version)
             .map_err(Error::Drive)?
             .map(|bytes| {
-                PlatformState::versioned_deserialize(&bytes, platform_version)
-                    .map_err(Error::Protocol)
+                let result = PlatformState::versioned_deserialize(&bytes, platform_version)
+                    .map_err(Error::Protocol);
+
+                if result.is_err() {
+                    tracing::error!(
+                        bytes = hex::encode(&bytes),
+                        "Unable deserialize platform state for version {}",
+                        platform_version.protocol_version
+                    );
+                }
+
+                result
             })
             .transpose()
     }