diff --git a/src-tauri/src/commands.rs b/src-tauri/src/commands.rs
index 561c4638..8f050e5b 100644
--- a/src-tauri/src/commands.rs
+++ b/src-tauri/src/commands.rs
@@ -977,7 +977,13 @@ pub async fn delete_instance(instance_id: Id, handle: AppHandle) -> Result<(), E
             instance_id: instance.uuid.clone(),
         })
         .await
-        .unwrap();
+        .map_err(|err| {
+            error!(
+                "Error while deleting service locations from the daemon for instance {}({}): {err}",
+                instance.name, instance.id,
+            );
+            Error::InternalError(err.to_string())
+        })?;
 
     reload_tray_menu(&handle).await;
 
diff --git a/src-tauri/src/database/models/location.rs b/src-tauri/src/database/models/location.rs
index 005b5fdb..7bee53ee 100644
--- a/src-tauri/src/database/models/location.rs
+++ b/src-tauri/src/database/models/location.rs
@@ -93,7 +93,8 @@ impl Location<Id> {
     where
         E: SqliteExecutor<'e>,
     {
-        let max_mode = if include_service_locations { 2 } else { 0 }; // 0 to exclude service locations, 2 to include them
+        let max_service_location_mode =
+            Self::get_service_location_mode_filter(include_service_locations);
         query_as!(
           Self,
             "SELECT id, instance_id, name, address, pubkey, endpoint, allowed_ips, dns, network_id,\
@@ -101,7 +102,7 @@ impl Location<Id> {
             location_mfa_mode \"location_mfa_mode: LocationMfaMode\", service_location_mode \"service_location_mode: ServiceLocationMode\" \
             FROM location WHERE service_location_mode <= $1 \
             ORDER BY name ASC;",
-            max_mode
+            max_service_location_mode
       )
         .fetch_all(executor)
         .await
@@ -163,7 +164,8 @@ impl Location<Id> {
     where
         E: SqliteExecutor<'e>,
     {
-        let max_mode = if include_service_locations { 2 } else { 0 }; // 0 to exclude service locations, 2 to include them
+        let max_service_location_mode =
+            Self::get_service_location_mode_filter(include_service_locations);
         query_as!(
             Self,
             "SELECT id \"id: _\", instance_id, name, address, pubkey, endpoint, allowed_ips, dns, \
@@ -171,7 +173,7 @@ impl Location<Id> {
             FROM location WHERE instance_id = $1 AND service_location_mode <= $2 \
             ORDER BY name ASC",
             instance_id,
-            max_mode
+            max_service_location_mode
         )
         .fetch_all(executor)
         .await
@@ -228,6 +230,16 @@ impl Location<Id> {
             LocationMfaMode::Internal | LocationMfaMode::External => true,
         }
     }
+
+    /// Returns a filter value that can be used in SQL queries like `service_location_mode <= ?` when querying locations
+    /// to exclude (<= 1) or include service locations (all service locations modes).
+    fn get_service_location_mode_filter(include_service_locations: bool) -> i32 {
+        if include_service_locations {
+            i32::MAX
+        } else {
+            ServiceLocationMode::Disabled as i32
+        }
+    }
 }
 
 impl Location<NoId> {
diff --git a/src-tauri/src/service/mod.rs b/src-tauri/src/service/mod.rs
index c4de34ea..09f1600c 100644
--- a/src-tauri/src/service/mod.rs
+++ b/src-tauri/src/service/mod.rs
@@ -50,10 +50,12 @@ use tracing::{debug, error, info, info_span, Instrument};
 
 use self::config::Config;
 use super::VERSION;
-use crate::enterprise::service_locations::ServiceLocationError;
 #[cfg(windows)]
 use crate::enterprise::service_locations::ServiceLocationManager;
-use crate::service::proto::{DeleteServiceLocationsRequest, SaveServiceLocationsRequest};
+use crate::{
+    enterprise::service_locations::ServiceLocationError,
+    service::proto::{DeleteServiceLocationsRequest, SaveServiceLocationsRequest},
+};
 
 #[cfg(windows)]
 const DAEMON_HTTP_PORT: u16 = 54127;