Undefined offset: 2 (View: C:\inetpub\wwwroot\SHDEPHA Portal\resources\views\travel_requests\form.blade.php) on Laravel

Question

Below is my blade codes, the error shows thats its caused by line 307 of the codes.

@endwhile @endif Total Request

                                                </table>

                                                <div class="text-center {{$visibility}}">
                                                    <button class="btn btn-secondary btn-s add_row_after">
                                                        <i class="fa fa-fw" aria-hidden="true" title="Copy to use plus"></i>
                                                        Add Row After
                                                    </button>
                                                    <button class="btn btn-secondary btn-s add_row_before">
                                                        <i class="fa fa-fw" aria-hidden="true" title="Copy to use plus"></i>
                                                        Add Row Before
                                                    </button>
                                                    <button class="btn btn-secondary btn-s remove_row">
                                                        <i class="fa fa-fw" aria-hidden="true" title="Copy to use minus"></i>
                                                        Remove Line
                                                    </button>
                                                </div>