@fusepl What version of Mango are you using: e.g. 3.7.7 What version of Java are you using: Oracle Java 8, or Adopt OpenJDK 11 What is your operating system: e.g. Windows x64, Ubuntu Linux 20.04 How did you install Mango: e.g. install script, or manual install, updated from 3.6.0 How did you start Mango: e.g. systemctl start mango, or ma.sh start Include the log file: post ma.log What browser are you using? e.g. Chrome 91.0.4472.124