diff --git a/src/locales/en-US/main.ftl b/src/locales/en-US/main.ftl
index 4a71df0..7f587e3 100644
--- a/src/locales/en-US/main.ftl
+++ b/src/locales/en-US/main.ftl
@@ -18,8 +18,8 @@ status = Status
 error = Error
 dashboard-header = Status Dashboard
 never = Never
-auto-update-failed = Automatic update failed
-update-fail = Failed to update data
+auto-update-failed = Automatic update failed: {error}
+update-fail = Failed to update data: {error}
 now = Now
 uptime = Uptime
 history = History
diff --git a/src/ui/app.rs b/src/ui/app.rs
index 5b23c73..144728c 100644
--- a/src/ui/app.rs
+++ b/src/ui/app.rs
@@ -1,6 +1,6 @@
 use crate::api::{UptimeKumaClient, UptimeKumaEndpoints};
 use crate::core;
-use crate::i18n::t;
+use crate::i18n::{t, t_with_args};
 use crate::ui::{
     components::{render_header, render_monitor_list},
     dashboard::model::DashboardViewState,
@@ -19,6 +19,7 @@ use ratatui::{
     widgets::{Block, Borders, Padding, Paragraph},
 };
 
+use std::collections::HashMap;
 use std::{
     io,
     time::{Duration, Instant},
@@ -143,7 +144,9 @@ impl App {
     fn update_if_needed(&mut self) -> io::Result<()> {
         if self.last_update.elapsed() >= self.update_interval {
             if let Err(e) = self.refresh_data() {
-                self.state.error_message = Some(t("auto-update-failed"));
+                let mut error = HashMap::new();
+                error.insert("error", e.to_string());
+                self.state.error_message = Some(t_with_args("auto-update-failed", &error));
             }
             self.last_update = Instant::now();
         }
@@ -155,7 +158,10 @@ impl App {
         self.render();
 
         if let Err(e) = self.fetch_and_update_data() {
-            self.state.error_message = Some(t("update-fail"))
+            let mut error = HashMap::new();
+            error.insert("error", e.to_string());
+
+            self.state.error_message = Some(t_with_args("update-fail", &error))
         }
 
         self.state.is_loading = false;
diff --git a/src/ui/dashboard/model.rs b/src/ui/dashboard/model.rs
index a37de09..bab3b78 100644
--- a/src/ui/dashboard/model.rs
+++ b/src/ui/dashboard/model.rs
@@ -26,7 +26,6 @@ pub struct DashboardViewState {
     pub title: String,
     pub descriptions: Option<String>,
     pub monitors: Vec<MonitorViewState>,
-    pub selected_index: usize,
     pub is_loading: bool,
     pub error_message: Option<String>,
 }
@@ -37,7 +36,6 @@ impl DashboardViewState {
             title: t("loading").to_string(),
             descriptions: None,
             monitors: Vec::new(),
-            selected_index: 0,
             is_loading: true,
             error_message: None,
         }
@@ -91,7 +89,6 @@ impl DashboardViewState {
             title: data.title,
             descriptions: data.description,
             monitors,
-            selected_index: 0,
             is_loading: false,
             error_message: None,
         }