[Error]
Non-static method CArturgolubevHtmlcompressor::sanitize_output() cannot be called statically (0)
/home/bitrix/www/bitrix/modules/arturgolubev.htmlcompressor/include.php:49
#0: CArturgolubevHtmlcompressor::onBufferContent
/home/bitrix/www/bitrix/modules/main/tools.php:4741
#1: ExecuteModuleEventEx
/home/bitrix/www/bitrix/modules/main/classes/general/main.php:3400
#2: CAllMain->EndBufferContent
/home/bitrix/www/bitrix/modules/main/classes/general/main.php:3347
#3: CAllMain->EndBufferContentMan
/home/bitrix/www/bitrix/modules/main/include/epilog_after.php:46
#4: require(string)
/home/bitrix/www/bitrix/modules/main/include/epilog.php:3
#5: require_once(string)
/home/bitrix/www/bitrix/footer.php:4
#6: require(string)
/home/bitrix/www/contacts/index.php:35
----------