[fix] Check if the attachments files exists before you send a mail.

laravel_app/app/Livewire/Forms/MailingForm.php

@@ -52,7 +52,6 @@ public static function saveAndSendMailing($report, $subject, $message, $recipien
         ]);
 
         $mailing->recipients()->createMany($recipients);
-
         Mail::to($mailing->recipients()->pluck('email')->toArray())
             ->send(new \App\Mail\ReportMailer($mailing));
 

laravel_app/app/Mail/ReportMailer.php

@@ -12,6 +12,7 @@
 use Illuminate\Mail\Mailables\Content;
 use Illuminate\Mail\Mailables\Envelope;
 use Illuminate\Queue\SerializesModels;
+use Illuminate\Support\Facades\File;
 use Illuminate\Support\Facades\Storage;
 
 class ReportMailer extends Mailable
@@ -26,9 +27,7 @@ class ReportMailer extends Mailable
     public function __construct(ProjectMailing $mailing)
     {
         $this->mailing = $mailing;
-        $this->withSwiftMessage(function ($message) use ($mailing) {
-            $message->getHeaders()->addTextHeader('X-Mailing-ID', $mailing->id);
-        });
+
     }
 
     /**
@@ -68,16 +67,23 @@ public function attachments(): array
         return $this->mailing->attachments()->get()->map(function (ProjectMailingAttachment $attachment) {
             $mime = 'application/pdf'; // default MIME type
             $extension = pathinfo($attachment->path, PATHINFO_EXTENSION);
+            $attachment_path = $attachment->mailing->project->download_path."/".$attachment->path;
+
+            if (!File::exists($attachment_path)) {
+                return null;
+            }
 
             if ($extension === 'docx') {
                 $mime = 'application/vnd.openxmlformats-officedocument.wordprocessingml.document';
             }
 
             return Attachment::fromStorage(
-                path: $attachment->mailing->project->download_path."/".$attachment->path
+                path: $attachment_path
             )
                 ->as($attachment->path)
                 ->withMime($mime);
-        })->toArray();
+        })
+            ->filter()
+            ->toArray();
     }
 }