Видео ютуба по тегу Fatal Error Uncaught Error Call To Undefined 18.04

fatal error uncaught error call to undefined 18.04
fatal error uncaught error call to undefined 18.04
Ubuntu: ssh2_connect() give PHP Fatal error: Uncaught Error: Call to undefined function
Ubuntu: ssh2_connect() give PHP Fatal error: Uncaught Error: Call to undefined function