diff --git a/app/Livewire/Admin/ArtistForm.php b/app/Livewire/Admin/ArtistForm.php
index f799cdb..cd55898 100644
--- a/app/Livewire/Admin/ArtistForm.php
+++ b/app/Livewire/Admin/ArtistForm.php
@@ -77,7 +77,7 @@ class ArtistForm extends Component
                 ]);
             }
         } else {
-            if ($canCreate) {
+            if ($this->canCreate) {
                 $artist = Artist::create($this->fields);
                 $this->notification()->send([
                     'icon' => 'success',
diff --git a/app/Livewire/Admin/RoleForm.php b/app/Livewire/Admin/RoleForm.php
index aacfad4..d954564 100644
--- a/app/Livewire/Admin/RoleForm.php
+++ b/app/Livewire/Admin/RoleForm.php
@@ -71,7 +71,7 @@ class RoleForm extends Component
                 ]);
             }
         } else {
-            if ($canCreate) {
+            if ($this->canCreate) {
                 $role = Role::create(['name' => $this->name]);
                 $role->syncPermissions($this->selectedPermissions);
                 $this->notification()->send([
diff --git a/app/Livewire/Admin/SongForm.php b/app/Livewire/Admin/SongForm.php
index 79ac39c..2d0e6a8 100644
--- a/app/Livewire/Admin/SongForm.php
+++ b/app/Livewire/Admin/SongForm.php
@@ -96,24 +96,32 @@ class SongForm extends Component
         //$this->validate();
 
         if ($this->songId) {
-            $song = Song::findOrFail($this->songId);
-            $song->update($this->fields);
-            $this->notification()->send([
-                'icon' => 'success',
-                'title' => '成功',
-                'description' => '歌曲已更新',
-            ]);
+            if ($this->canEdit) {
+                $song = Song::findOrFail($this->songId);
+                $song->update($this->fields);
+                // ⭐ 同步多對多關聯
+                $song->artists()->sync($this->selectedArtists ?? []);
+                $song->categories()->sync($this->selectedCategories ?? []);
+                $this->notification()->send([
+                    'icon' => 'success',
+                    'title' => '成功',
+                    'description' => '歌曲已更新',
+                ]);
+                
+            }
         } else {
-            $song = Song::create($this->fields);
-            $this->notification()->send([
-                'icon' => 'success',
-                'title' => '成功',
-                'description' => '歌曲已新增',
-            ]);
+            if ($this->canCreate) {
+                $song = Song::create($this->fields);
+                // ⭐ 同步多對多關聯
+                $song->artists()->sync($this->selectedArtists ?? []);
+                $song->categories()->sync($this->selectedCategories ?? []);
+                $this->notification()->send([
+                    'icon' => 'success',
+                    'title' => '成功',
+                    'description' => '歌曲已新增',
+                ]);
+            }
         }
-        // ⭐ 同步多對多關聯
-        $song->artists()->sync($this->selectedArtists ?? []);
-        $song->categories()->sync($this->selectedCategories ?? []);
 
         $this->resetFields();
         $this->showModal = false;
@@ -122,12 +130,14 @@ class SongForm extends Component
     
     public function deleteSong($id)
     {
-        Song::findOrFail($id)->delete();
-        $this->notification()->send([
-            'icon' => 'success',
-            'title' => '成功',
-            'description' => '歌曲已刪除',
-        ]);
+        if ($this->canDelect) {
+            Song::findOrFail($id)->delete();
+            $this->notification()->send([
+                'icon' => 'success',
+                'title' => '成功',
+                'description' => '歌曲已刪除',
+            ]);
+        }
     }
 
     public function resetFields()
diff --git a/app/Livewire/Admin/UserForm.php b/app/Livewire/Admin/UserForm.php
index ddb8c7a..3176dcc 100644
--- a/app/Livewire/Admin/UserForm.php
+++ b/app/Livewire/Admin/UserForm.php
@@ -98,7 +98,7 @@ class UserForm extends Component
                 ]);
             }
         } else {
-            if ($canCreate) {
+            if ($this->canCreate) {
                 $user = User::create($this->fields);
                 $user->syncRoles($this->selectedRoles);
                 $this->notification()->send([