error install Point Of Sale

[dimmas893]

Class 'pos' not found

public function install($id)

{

    try{

        $data = ir_model::where('model',$id)->first();

        $data->technical_name::installed();

        $data->update([

            'instalation'=> True,

        ]);

        Toastr::success('Module '.$data->name.' successfully installed','Success');

        return redirect()->back();

    } catch (\Exception $e) {

        Toastr::error($e->getMessage(),'Something Wrong');

        // Toastr::error('Check In Error!','Something Wrong');

        return redirect()->back();

    }

}