Hello!
There are constant warnings in the logs:
[14-Aug-2017 13:28:43 UTC] PHP Warning: PHP Startup: Unable to load dynamic library '/usr/local/lib/php/extensions/no-debug-non-zts-20131226/openssl.so' - /usr/local/lib/php/extensions/no-debug-non-zts-20131226/openssl.so: cannot open shared object file: No such file or directory in Unknown on line 0
How to fix the problem?