لا استطيع الترقيه الى الاصدار 3.7.8

السلام عليكم
حصلت لدي مشكله وهي ظهور صفحه بيضاء برئيسية الموقع
وحاولت اصلاحها ولم استطيع
فقلت ارقي منتداي يمكن يتصلح الخطا
وتفاجئت باني لا استطيع الترقيه
تظهر لدي هذه السطور

Warning: date() [function.date.html]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set () function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'UTC' for 'UTC/0.0/no DST' instead in /home/alshekh/public_html/vb3/install/upgrade_language_en.php on line 193

Warning: date() [function.date.html]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set () function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'UTC' for 'UTC/0.0/no DST' instead in /home/alshekh/public_html/vb3/install/upgrade_language_en.php on line 193

Warning: header() [function.header.html]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set () function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'UTC' for 'UTC/0.0/no DST' instead in /home/alshekh/public_html/vb3/includes/functions.php on line 3103

Warning: Cannot modify header information - headers already sent by (output started at /home/alshekh/public_html/vb3/install/upgrade_language_en.php:1 93) in /home/alshekh/public_html/vb3/includes/functions.php on line 3103



فمن لديه فكره عن سبب الخطا او عن علاج الصفحه البيضاء لاني
حاولت اتباع الشروحات وتنفيذها ولكن دون جدوى
للعلم \
اوقفت الهااكات من الكوفنج
واوقفت المنتدى / اغلاقه

معقولة فطاحلة المنتديات هنا ومايقدرون يساعدوني
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