Laravel-datatables: خطأ عند تصدير ملف PDF

ملخص المشكلة أو طلب الميزة

حصلت على خطأ عند تصدير ملف PDF ، يمكنك رؤيته على الموقع التجريبي أيضًا

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الرجاء مساعدتي في التحقق من ذلك.
شكرا!