Moin,
mit den Dateianhängen vom Chat hab ich im ACP ein Problem, beim Aufruf der Dateianhang liste 
Chat Version: 4.1.0 RC 4
WSC Version: 5.2.9
Code
Thu, 19 Nov 2020 23:37:17 +0000
Message: Call to undefined method chat\data\message\Message::getLink()
PHP version: 7.4.12
WoltLab Suite version: 5.2.9
Request URI: /acp/index.php?attachment-list/
Referrer: https://Meine-Domain.de/acp/index.php?attachment-log-list/
User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:83.0) Gecko/20100101 Firefox/83.0
Peak Memory Usage: 14732240/536870912
======
Error Class: Error
Error Message: Call to undefined method chat\data\message\Message::getLink()
Error Code: 0
File: /var/www/vhosts/Meine-Domain.de/httpdocs/acp/templates/compiled/0_wcf_1_attachmentList.php (1076)
Extra Information: -
Stack Trace: [{"file":"\/var\/www\/vhosts\/Meine-Domain.de\/httpdocs\/lib\/system\/template\/TemplateEngine.class.php","line":334,"function":"include","class":"","type":"","args":[]},{"file":"\/var\/www\/vhosts\/Meine-Domain.de\/httpdocs\/lib\/page\/AbstractPage.class.php","line":323,"function":"display","class":"wcf\\system\\template\\TemplateEngine","type":"->","args":[]},{"file":"\/var\/www\/vhosts\/Meine-Domain.de\/httpdocs\/lib\/page\/AbstractPage.class.php","line":114,"function":"show","class":"wcf\\page\\AbstractPage","type":"->","args":[]},{"file":"\/var\/www\/vhosts\/Meine-Domain.de\/httpdocs\/lib\/system\/request\/Request.class.php","line":83,"function":"__run","class":"wcf\\page\\AbstractPage","type":"->","args":[]},{"file":"\/var\/www\/vhosts\/Meine-Domain.de\/httpdocs\/lib\/system\/request\/RequestHandler.class.php","line":107,"function":"execute","class":"wcf\\system\\request\\Request","type":"->","args":[]},{"file":"\/var\/www\/vhosts\/Meine-Domain.de\/httpdocs\/acp\/index.php","line":9,"function":"handle","class":"wcf\\system\\request\\RequestHandler","type":"->","args":[]}]
