Views
Laravel 8
Laravel 9
Laravel 10
Laravel 11
Laravel 12
Undefined Variable in Blade View - Laravel Fix
This error occurs when a Blade view references a variable that wasn't passed from the controller.
The Error
Error Message
Undefined variable $variableCommon Causes
- 1 Variable not passed to view
- 2 Typo in variable name
- 3 Variable name mismatch between controller and view
- 4 Using compact() incorrectly
Solutions
1
Pass variable to view
PHP
return view('posts.index', [
'posts' => Post::all(),
]);
2
Use compact() correctly
PHP
$posts = Post::all();
$categories = Category::all();
return view('posts.index', compact('posts', 'categories'));
3
Use null coalescing in view
Blade
{{ $variable ?? 'Default value' }}
@isset($variable)
{{ $variable }}
@endisset
4
Share data globally with View::share
PHP
// In AppServiceProvider boot()
View::share('appName', config('app.name'));Need Help With Your Laravel Project?
I specialize in building custom Laravel applications, process automation, and SaaS development. Whether you need to eliminate repetitive tasks or build something from scratch, let's discuss your project.
About Hafiz
Senior Full Stack Developer. I build production software with Laravel, Filament, Vue, and AI integrations, and write about the real decisions behind shipping it.
Get in touch →