Fatal error: Uncaught exception 'InvalidArgumentException' with message 'amount is null' in /var/www/jenyabaglyk/jenya-baglyk.com/mod/article/lib/LiqPay.php:204 Stack trace: #0 /var/www/jenyabaglyk/jenya-baglyk.com/mod/article/lib/LiqPay.php(114): LiqPay->cnb_params(Array) #1 /var/www/jenyabaglyk/jenya-baglyk.com/mod/article/lib/class.Article.php(525): LiqPay->cnb_form(Array) #2 /var/www/jenyabaglyk/jenya-baglyk.com/inc/class.Main.php(3786): Article->Article('buylesson', '/rus/videolesso...', Array, 'rm_rus') #3 /var/www/jenyabaglyk/jenya-baglyk.com/inc/class.Main.php(3678): core->get_block_content('375', '0', '1394', '7', 'article', 'buylesson', 'videolessons', '/rus/videolesso...', Array, '1', '1') #4 /var/www/jenyabaglyk/jenya-baglyk.com/index.php(97): core->get_field_content('375', 'videolessons', false, false) #5 {main} thrown in /var/www/jenyabaglyk/jenya-baglyk.com/mod/article/lib/LiqPay.php on line 204