PHP error: Unable to load dynamic library '/usr/lib64/php/modules/apc.so' undefined symbol: zend_new_interned_string in Unknown on line 0

Symptoms

PHP fails with the alike warning:

# php -v
PHP Warning:  PHP Startup: Unable to load dynamic library '/usr/lib64/php/modules/apc.so' - /usr/lib64/php/modules/apc.so: undefined symbol: zend_new_interned_string in Unknown on line 0 
PHP 5.3.3 (cli) (built: Dec 11 2013 03:29:57) Copyright (c) 1997-2010 The PHP Group Zend Engine v2.3.0, Copyright (c) 1998-2010 Zend Technologies

or a different module:

# php -v

PHP Warning:  PHP Startup: Unable to load dynamic library '/opt/plesk/php/7.0/lib/php/modules/memcache.so' /opt/plesk/php/7.0/lib/php/modules/memcache.so: cannot open shared object file: No such file or directory in Unknown on line 0

Cause

PHP module got corrupted after the PHP re-installation\upgrade.

Resolution

Restart plesk-php-fpm service:

# service plesk-php70-fpm restart

If does not help re-install PHP module:

# pecl uninstall apc
# pecl install apc