fix seleksi internal menu reviewer

app/Http/Controllers/Reviewer/DaftarSeleksiController.php

@@ -316,7 +316,8 @@ class DaftarSeleksiController extends Controller
                     elseif($urut == '2')
                         $aksi = '<h4>'.$nilai_2.'</h5>';
 
-                    if($reviewerProposal[$proposal_id]->revisi_nilai == 1){
+                    $rpRow = $reviewerProposal->get($proposal_id);
+                    if ($rpRow && (int) $rpRow->revisi_nilai === 1) {
                         $aksi .= '<a href="'.$nilai.'" class="btn btn-icon-sm btn-warning btn-sm">Beri nilai<i class="fas fa-arrow-alt-circle-right"></i></a>';
                     }
                 }