diff --git a/client/src/main.rs b/client/src/main.rs
index 79801df..2b564da 100644
--- a/client/src/main.rs
+++ b/client/src/main.rs
@@ -1,5 +1,6 @@
 use crate::config::{ClientConfig, Profile};
 use crate::task::run;
+use common::strings::REGION_NOT_FOUND;
 use communicator::{ClientManager, Identity, TunnelEndpoint, TunnelListener, connect_tunnel};
 use lazy_static::lazy_static;
 use log::{LevelFilter, error, info};
@@ -179,6 +180,9 @@ async fn main() -> anyhow::Result<()> {
                                             .await;
                                     }
                                     Err(error) => {
+                                        if error.to_string().contains(REGION_NOT_FOUND) {
+                                            return;
+                                        }
                                         error!("{}", error);
                                     }
                                     _ => {}
diff --git a/common/src/lib.rs b/common/src/lib.rs
index b0883b5..a1c0dbd 100644
--- a/common/src/lib.rs
+++ b/common/src/lib.rs
@@ -1,3 +1,4 @@
 pub mod stream;
 pub mod updater;
-pub mod http;
\ No newline at end of file
+pub mod http;
+pub mod strings;
\ No newline at end of file
diff --git a/common/src/strings.rs b/common/src/strings.rs
new file mode 100644
index 0000000..eb363a2
--- /dev/null
+++ b/common/src/strings.rs
@@ -0,0 +1 @@
+pub static REGION_NOT_FOUND: &str = "region not found";
diff --git a/server/src/router/sync.rs b/server/src/router/sync.rs
index 9ddd297..28a47a8 100644
--- a/server/src/router/sync.rs
+++ b/server/src/router/sync.rs
@@ -1,14 +1,14 @@
 use crate::{CONFIG, SESSION_STORE};
-use assets_updater::core::asset_execution::{
-    should_download_bundle, AssetExecutionContext,
-};
+use assets_updater::core::asset_execution::{AssetExecutionContext, should_download_bundle};
+use assets_updater::core::errors::RegionError;
 use assets_updater::core::regions::select_region;
 use bytes::Bytes;
 use common::http::SyncResponse;
+use common::strings::REGION_NOT_FOUND;
 use common::updater::SyncContext;
 use communicator::http::{json_from_request, send, send_error};
-use h2::server::SendResponse;
 use h2::RecvStream;
+use h2::server::SendResponse;
 use http::Request;
 
 pub async fn sync_route(
@@ -24,6 +24,15 @@ pub async fn sync_route(
 
     let region = select_region(&CONFIG.updater_config, &sync_context.region);
     if let Err(error) = region {
+        if let RegionError::NotFound(_) = &error {
+            send(
+                send_response,
+                500,
+                "text/plain",
+                format!("{}: {}", REGION_NOT_FOUND, error),
+            );
+            return Ok(());
+        }
         send_error(send_response, error.into());
         return Ok(());
     }
@@ -52,4 +61,3 @@ pub async fn sync_route(
 
     Ok(())
 }
-