After update 4.0 => 4.1.5, ERROR : Session: Initialization under CLI aborted.

Don't you have $_SERVER['REMOTE_ADDR'] and $_SERVER['HTTP_USER_AGENT']?

What's your Server API when you run phpinfo(INFO_GENERAL); ?

var_dump($_SERVER):

PHP Code:

Array
(
    [REDIRECT_UNIQUE_ID] => YZJdLQVlnGQAAaXaELMAAAAJ
    [REDIRECT_MMDB_ADDR] => 91.108.6.105
    [REDIRECT_GEOIP_ADDR] => 91.108.6.105
    [REDIRECT_MMDB_INFO] => result found
    [REDIRECT_GEOIP_LONGITUDE] => 4.89950
    [REDIRECT_GEOIP_CONTINENT_CODE] => EU
    [REDIRECT_GEOIP_LATITUDE] => 52.38240
    [REDIRECT_GEOIP_COUNTRY_CODE] => NL
    [REDIRECT_GEOIP_COUNTRY_NAME] => Netherlands
    [REDIRECT_HTTPS] => on
    [REDIRECT_PERL_USE_UNSAFE_INC] => 1
    [REDIRECT_STATUS] => 200
    [UNIQUE_ID] => YZJdLQVlnGQAAaXaELMAAAAJ
    [MMDB_ADDR] => 91.108.6.105
    [GEOIP_ADDR] => 91.108.6.105
    [MMDB_INFO] => result found
    [GEOIP_LONGITUDE] => 4.89950
    [GEOIP_CONTINENT_CODE] => EU
    [GEOIP_LATITUDE] => 52.38240
    [GEOIP_COUNTRY_CODE] => NL
    [GEOIP_COUNTRY_NAME] => Netherlands
    [HTTPS] => on
    [PERL_USE_UNSAFE_INC] => 1
    [HTTP_HOST] => videolamp.org
    [HTTP_X_SERVER_ADDR] => 87.236.16.21
    [HTTP_X_FORWARDED_PROTO] => https
    [HTTP_X_REAL_IP] => 91.108.6.105
    [CONTENT_LENGTH] => 441
    [CONTENT_TYPE] => application/json
    [HTTP_ACCEPT_ENCODING] => gzip, deflate
    [PATH] => /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
    [SERVER_SIGNATURE] => 
    [SERVER_SOFTWARE] => Apache/2.4.10 (Unix)
    [SERVER_NAME] => videolamp.org
    [SERVER_ADDR] => 87.236.16.21
    [SERVER_PORT] => 443
    [REQUEST_SCHEME] => https
    [REMOTE_ADDR] => 91.108.6.105
    [DOCUMENT_ROOT] => /home/r/rom19/videolamp.org/public_html
    [CONTEXT_PREFIX] => 
    [CONTEXT_DOCUMENT_ROOT] => /home/r/rom19/videolamp.org/public_html
    [SERVER_ADMIN] => webmaster@videolamp.org
    [SCRIPT_FILENAME] => /home/r/rom19/videolamp.org/public_html/test/index.php
    [REMOTE_PORT] => 26413
    [REDIRECT_QUERY_STRING] => /telegram/hook
    [REDIRECT_URL] => /test/telegram/hook
    [GATEWAY_INTERFACE] => CGI/1.1
    [SERVER_PROTOCOL] => HTTP/1.1
    [REQUEST_METHOD] => POST
    [QUERY_STRING] => 
    [REQUEST_URI] => /test/telegram/hook
    [SCRIPT_NAME] => /test/index.php
    [PHP_SELF] => /test/index.php
    [REQUEST_TIME_FLOAT] => 1636982061.518
    [REQUEST_TIME] => 1636982061
    [argv] => Array
        (
            [0] => /telegram/hook
        )

    [argc] => 1
    [CI_ENVIRONMENT] => development
    [app.baseURL] => http://videolamp.org/test/
    [app.cookiePrefix] => test_
    [app.sessionCookieName] => test_
    [app.sessionDriver] => 'CodeIgniter\Session\Handlers\DatabaseHandler'
    [app.sessionSavePath] => ci_sessions
    [database.default.hostname] => localhost
    [database.default.database] => rom19_test
    [database.default.username] => rom19_test
    [database.default.password] => 1234
)