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[TypeError] 
call_user_func_array(): Argument #1 ($callback) must be a valid callback, non-static method CSocNetSearch::OnSearchPrepareFilter() cannot be called statically (0)
/home/bitrix/ext_www/informer.com.ua/bitrix/modules/main/classes/general/module.php:480
#0: ExecuteModuleEventEx
	/home/bitrix/ext_www/informer.com.ua/bitrix/modules/search/classes/general/search.php:1965
#1: CAllSearch::__PrepareFilter
	/home/bitrix/ext_www/informer.com.ua/bitrix/modules/search/classes/general/search.php:210
#2: CAllSearch->Search
	/home/bitrix/ext_www/informer.com.ua/bitrix/components/bitrix/search.tags.cloud/component.php:94
#3: include(string)
	/home/bitrix/ext_www/informer.com.ua/bitrix/modules/main/classes/general/component.php:605
#4: CBitrixComponent->__includeComponent
	/home/bitrix/ext_www/informer.com.ua/bitrix/modules/main/classes/general/component.php:680
#5: CBitrixComponent->includeComponent
	/home/bitrix/ext_www/informer.com.ua/bitrix/modules/main/classes/general/main.php:1063
#6: CAllMain->IncludeComponent
	/home/bitrix/ext_www/informer.com.ua/bitrix/components/bitrix/forum/templates/.default/search.php:16
#7: include(string)
	/home/bitrix/ext_www/informer.com.ua/bitrix/modules/main/classes/general/component_template.php:789
#8: CBitrixComponentTemplate->__IncludePHPTemplate
	/home/bitrix/ext_www/informer.com.ua/bitrix/modules/main/classes/general/component_template.php:884
#9: CBitrixComponentTemplate->IncludeTemplate
	/home/bitrix/ext_www/informer.com.ua/bitrix/modules/main/classes/general/component.php:764
#10: CBitrixComponent->showComponentTemplate
	/home/bitrix/ext_www/informer.com.ua/bitrix/modules/main/classes/general/component.php:712
#11: CBitrixComponent->includeComponentTemplate
	/home/bitrix/ext_www/informer.com.ua/bitrix/components/bitrix/forum/component.php:416
#12: include(string)
	/home/bitrix/ext_www/informer.com.ua/bitrix/modules/main/classes/general/component.php:605
#13: CBitrixComponent->__includeComponent
	/home/bitrix/ext_www/informer.com.ua/bitrix/modules/main/classes/general/component.php:680
#14: CBitrixComponent->includeComponent
	/home/bitrix/ext_www/informer.com.ua/bitrix/modules/main/classes/general/main.php:1063
#15: CAllMain->IncludeComponent
	/home/bitrix/ext_www/informer.com.ua/forum/index.php:4
#16: include_once(string)
	/home/bitrix/ext_www/informer.com.ua/bitrix/modules/main/include/urlrewrite.php:163
#17: include_once(string)
	/home/bitrix/ext_www/informer.com.ua/bitrix/urlrewrite.php:2