@sinnbeck
[Fri Sep 25 13:47:52.664796 2020] [core:notice] [pid 9535] AH00094: Command line: '/usr/sbin/apache2'
[Fri Sep 25 13:47:55.877335 2020] [:error] [pid 9540] [client 197.2.169.79:13936] PHP Parse error: syntax error, unexpected '?', expecting variable (T_VARIABLE) in /var/www/html/journey/vendor/laminas/laminas-diactoros/src/functions/ma$
[Fri Sep 25 13:48:02.123277 2020] [:error] [pid 9544] [client 31.13.115.2:42356] PHP Parse error: syntax error, unexpected '?', expecting variable (T_VARIABLE) in /var/www/html/journey/vendor/laminas/laminas-diactoros/src/functions/mar$
[Fri Sep 25 13:48:02.660287 2020] [:error] [pid 9541] [client 31.13.115.4:32806] PHP Parse error: syntax error, unexpected '?', expecting variable (T_VARIABLE) in /var/www/html/journey/vendor/laminas/laminas-diactoros/src/functions/mar$
[Fri Sep 25 13:48:03.096864 2020] [:error] [pid 9546] [client 31.13.115.18:54048] PHP Parse error: syntax error, unexpected '?', expecting variable (T_VARIABLE) in /var/www/html/journey/vendor/laminas/laminas-diactoros/src/functions/ma$
[Fri Sep 25 13:48:04.461409 2020] [:error] [pid 9547] [client 31.13.115.14:59820] PHP Parse error: syntax error, unexpected '?', expecting variable (T_VARIABLE) in /var/www/html/journey/vendor/laminas/laminas-diactoros/src/functions/ma$
[Fri Sep 25 13:48:04.467179 2020] [:error] [pid 9540] [client 31.13.115.2:51708] PHP Parse error: syntax error, unexpected '?', expecting variable (T_VARIABLE) in /var/www/html/journey/vendor/laminas/laminas-diactoros/src/functions/mar$
[Fri Sep 25 13:48:40.540811 2020] [:error] [pid 9544] [client 197.2.169.79:13941] PHP Parse error: syntax error, unexpected '?', expecting variable (T_VARIABLE) in /var/www/html/journey/vendor/laminas/laminas-diactoros/src/functions/ma$
[Fri Sep 25 13:48:42.322890 2020] [:error] [pid 9551] [client 197.2.169.79:13943] PHP Parse error: syntax error, unexpected '?', expecting variable (T_VARIABLE) in /var/www/html/journey/vendor/laminas/laminas-diactoros/src/functions/ma$
[Fri Sep 25 13:48:43.467009 2020] [:error] [pid 9541] [client 197.2.169.79:13944] PHP Parse error: syntax error, unexpected '?', expecting variable (T_VARIABLE) in /var/www/html/journey/vendor/laminas/laminas-diactoros/src/functions/ma$
[Fri Sep 25 13:48:58.096515 2020] [:error] [pid 9546] [client 197.2.169.79:13945] PHP Parse error: syntax error, unexpected '?', expecting variable (T_VARIABLE) in /var/www/html/journey/vendor/laminas/laminas-diactoros/src/functions/ma$
[Fri Sep 25 13:50:38.691295 2020] [mpm_prefork:notice] [pid 9535] AH00169: caught SIGTERM, shutting down
[Fri Sep 25 13:50:39.774514 2020] [mpm_prefork:notice] [pid 9646] AH00163: Apache/2.4.18 (Ubuntu) configured -- resuming normal operations
[Fri Sep 25 13:50:39.774602 2020] [core:notice] [pid 9646] AH00094: Command line: '/usr/sbin/apache2'
[Fri Sep 25 13:51:03.297557 2020] [:error] [pid 9656] [client 197.2.169.79:13957] PHP Parse error: syntax error, unexpected '?', expecting variable (T_VARIABLE) in /var/www/html/journey/vendor/laminas/laminas-diactoros/src/functions/ma$
[Fri Sep 25 13:53:04.053045 2020] [:error] [pid 9662] [client 197.2.169.79:14029] PHP Parse error: syntax error, unexpected '?', expecting variable (T_VARIABLE) in /var/www/html/journey/vendor/laminas/laminas-diactoros/src/functions/ma$
[Fri Sep 25 13:53:15.176827 2020] [:error] [pid 9659] [client 197.2.169.79:14033] PHP Parse error: syntax error, unexpected '?', expecting variable (T_VARIABLE) in /var/www/html/journey/vendor/laminas/laminas-diactoros/src/functions/ma$
[Fri Sep 25 14:05:25.142831 2020] [mpm_prefork:notice] [pid 9646] AH00171: Graceful restart requested, doing restart
[Fri Sep 25 14:05:25.208834 2020] [mpm_prefork:notice] [pid 9646] AH00163: Apache/2.4.18 (Ubuntu) configured -- resuming normal operations
[Fri Sep 25 14:05:25.208851 2020] [core:notice] [pid 9646] AH00094: Command line: '/usr/sbin/apache2'
is it a PHP version issue ?