there is something wrong also for the first time i have seen that u need a new key for the repo.
here is my apache2 error_log (i have installed also phpMyAdmin) that gives me another error!
[Mon Oct 12 13:20:35.836994 2015] [mpm_prefork:notice] [pid 4099] AH00170: caught SIGWINCH, shutting down gracefully
[Mon Oct 12 13:20:36.018334 2015] [ssl:warn] [pid 5699] AH01909: RSA certificate configured for dummy-host.example.com:443 does NOT include an ID which matches the server name
[Mon Oct 12 13:20:36.055608 2015] [ssl:warn] [pid 5699] AH01909: RSA certificate configured for dummy-host.example.com:443 does NOT include an ID which matches the server name
[Mon Oct 12 13:20:36.065485 2015] [mpm_prefork:notice] [pid 5699] AH00163: Apache/2.4.6 (Linux/SUSE) OpenSSL/1.0.1k PHP/5.4.20 configured -- resuming normal operations
[Mon Oct 12 13:20:36.065513 2015] [core:notice] [pid 5699] AH00094: Command line: '/usr/sbin/httpd2-prefork -f /etc/apache2/httpd.conf -D SSL -D SYSTEMD -D FOREGROUND'
[Mon Oct 12 13:24:15 2015
] [notice] EACCELERATOR(5741): PHP crashed on opline 40 of register_shutdown_function() at /srv/www/htdocs/phpMyAdmin/js/messages.php:34
[Mon Oct 12 13:24:15 2015
] [notice] EACCELERATOR(5717): PHP crashed on opline 42 of register_shutdown_function() at /srv/www/htdocs/phpMyAdmin/js/get_scripts.js.php:34
[Mon Oct 12 13:24:15 2015
] [notice] EACCELERATOR(5716): PHP crashed on opline 42 of register_shutdown_function() at /srv/www/htdocs/phpMyAdmin/js/get_scripts.js.php:34
[Mon Oct 12 13:24:15 2015
] [notice] EACCELERATOR(5727): PHP crashed on opline 34 of register_shutdown_function() at /srv/www/htdocs/phpMyAdmin/js/whitelist.php:30
[Mon Oct 12 13:24:16 2015
] [notice] EACCELERATOR(5719): PHP crashed on opline 42 of register_shutdown_function() at /srv/www/htdocs/phpMyAdmin/js/get_scripts.js.php:34
[Mon Oct 12 13:24:16 2015
] [notice] EACCELERATOR(5720): PHP crashed on opline 42 of register_shutdown_function() at /srv/www/htdocs/phpMyAdmin/js/get_scripts.js.php:34
[Mon Oct 12 13:24:16.906193 2015] [php5:error] [pid 5725] [client 94.69.255.83:52516] PHP Fatal error: Allowed memory size of 134217728 bytes exhausted (tried to allocate 17179869184 bytes) in /srv/www/htdocs/phpMyAdmin/js/whitelist.php on line 30, referer:
http://37.220.16.154/phpMyAdmin/[Mon Oct 12 13:24:16 2015
] [notice] EACCELERATOR(6181): PHP crashed on opline 42 of register_shutdown_function() at /srv/www/htdocs/phpMyAdmin/js/get_scripts.js.php:34
[Mon Oct 12 13:24:17.304687 2015] [core:notice] [pid 5699] AH00052: child pid 5716 exit signal Segmentation fault (11)
[Mon Oct 12 13:24:17.304792 2015] [core:notice] [pid 5699] AH00052: child pid 5717 exit signal Segmentation fault (11)
[Mon Oct 12 13:24:17.304878 2015] [core:notice] [pid 5699] AH00052: child pid 5719 exit signal Segmentation fault (11)
[Mon Oct 12 13:24:17.304998 2015] [core:notice] [pid 5699] AH00052: child pid 5720 exit signal Segmentation fault (11)
[Mon Oct 12 13:24:17.305089 2015] [core:notice] [pid 5699] AH00052: child pid 5727 exit signal Segmentation fault (11)
[Mon Oct 12 13:24:17.305176 2015] [core:notice] [pid 5699] AH00052: child pid 5741 exit signal Segmentation fault (11)
[Mon Oct 12 13:24:17.305185 2015] [core:notice] [pid 5699] AH00052: child pid 6181 exit signal Segmentation fault (11)
[Mon Oct 12 13:24:17 2015
] [notice] EACCELERATOR(6183): PHP crashed on opline 40 of register_shutdown_function() at /srv/www/htdocs/phpMyAdmin/js/messages.php:34
[Mon Oct 12 13:24:18.308121 2015] [core:notice] [pid 5699] AH00052: child pid 6183 exit signal Segmentation fault (11)