diff --git a/app/lib/breadcrumb_controller.dart b/app/lib/breadcrumb_page/breadcrumb_controller.dart
similarity index 100%
rename from app/lib/breadcrumb_controller.dart
rename to app/lib/breadcrumb_page/breadcrumb_controller.dart
diff --git a/app/lib/breadcrumb_page/breadcrumb_page.dart b/app/lib/breadcrumb_page/breadcrumb_page.dart
index dcadb61..eed6b62 100644
--- a/app/lib/breadcrumb_page/breadcrumb_page.dart
+++ b/app/lib/breadcrumb_page/breadcrumb_page.dart
@@ -2,7 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_breadcrumb/flutter_breadcrumb.dart';
 import 'package:provider/provider.dart';
 
-import '../breadcrumb_controller.dart';
+import 'breadcrumb_controller.dart';
 
 class BreadCrumbPage extends StatefulWidget {
   const BreadCrumbPage(
diff --git a/app/lib/disk_page.dart b/app/lib/disk_page.dart
index ac92048..dc39654 100644
--- a/app/lib/disk_page.dart
+++ b/app/lib/disk_page.dart
@@ -6,7 +6,7 @@ import 'package:raid_manager/types/disk.dart';
 import 'package:raid_manager/utils/disk_info_page.dart';
 import 'package:raid_manager/utils/file_formatter.dart';
 
-import 'breadcrumb_controller.dart';
+import 'breadcrumb_page/breadcrumb_controller.dart';
 
 class DiskPage extends StatefulWidget {
   const DiskPage({Key? key}) : super(key: key);
diff --git a/app/lib/utils/disk_info_page.dart b/app/lib/utils/disk_info_page.dart
index cffd190..bbd0253 100644
--- a/app/lib/utils/disk_info_page.dart
+++ b/app/lib/utils/disk_info_page.dart
@@ -1,7 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
-import '../breadcrumb_controller.dart';
+import '../breadcrumb_page/breadcrumb_controller.dart';
 
 class DiskInfoPage extends StatefulWidget {
   const DiskInfoPage({Key? key}) : super(key: key);
diff --git a/lib/src/main.rs b/lib/src/main.rs
index 8c7640d..64e0883 100644
--- a/lib/src/main.rs
+++ b/lib/src/main.rs
@@ -5,6 +5,7 @@ mod parser;
 #[cfg(feature = "static")]
 mod embed;
 
+use rocket::error::ErrorKind;
 use rocket::serde::json::Json;
 #[cfg(feature = "static")]
 use crate::embed::CustomHandler;
@@ -23,11 +24,18 @@ fn get_disks() -> Json<Vec<Disk>> {
 
 #[rocket::main]
 async fn main() -> Result<(), rocket::Error> {
-    println!("init");
+    println!("init server");
+    println!("access at: http://127.0.0.1:8000/");
     let b = rocket::build();
     let b = b.mount("/api", routes![get_raid_devices, get_disks]);
     #[cfg(feature = "static")]
     let b = b.mount("/", CustomHandler{});
-    let _rocket = b.launch().await?;
+    if let Err(_rocket) = b.launch().await {
+        match _rocket.kind() {
+            ErrorKind::Bind(_) => println!("Bind address already in use!"),
+            e => println!("{}", e.to_string())
+        }
+    }
+
     Ok(())
 }