fix ??

modules/Channel/Http/Controllers/AdvertiserController.php

@@ -104,8 +104,10 @@ class AdvertiserController extends CatchController
                 $item->miniPrograms = [];
                 foreach (explode(',', $item->miniProgramIds) as $miniProgramId) {
                     $miniProgram = $miniPrograms->get($miniProgramId);
-                    $miniProgram->type_logo = $logos[$miniProgram->type ?? -1] ?? '';
-                    $item->miniPrograms[] = $miniProgram;
+                    if($miniProgram) {
+                        $miniProgram->type_logo = $logos[$miniProgram->type ?? -1] ?? '';
+                        $item->miniPrograms[] = $miniProgram;
+                    }
                 }
             }
         }