Fatal error: Uncaught exception 'SmartyCompilerException' with message 'Syntax Error in template "/home4/rifatme/public_html/templates/ModernBlue/payment_proof.tpl" on line 2 "<div class="site_title">{lang('paymentproof')}</div>" unknown function "lang"' in /home4/rifatme/public_html/includes/plugins/smarty/sysplugins/smarty_internal_templatecompilerbase.php:665 Stack trace: #0 /home4/rifatme/public_html/includes/plugins/smarty/sysplugins/smarty_internal_templateparser.php(2900): Smarty_Internal_TemplateCompilerBase->trigger_template_error('unknown functio...') #1 /home4/rifatme/public_html/includes/plugins/smarty/sysplugins/smarty_internal_templateparser.php(3101): Smarty_Internal_Templateparser->yy_r153() #2 /home4/rifatme/public_html/includes/plugins/smarty/sysplugins/smarty_internal_templateparser.php(3201): Smarty_Internal_Templateparser->yy_reduce(153) #3 /home4/rifatme/public_html/includes/plugins/smarty/sysplugins/smarty_internal_smartyte in /home4/rifatme/public_html/includes/plugins/smarty/sysplugins/smarty_internal_templatecompilerbase.php on line 665