Hanut сказал:Попробуйте посмотреть ошибки в журнале веб сервера.
А разве ошибки PMA отображаются в логах сервера?
Вот у меня, например, в error.log за сегодняшний день написано следующее:
[Mon Oct 21 10:48:52.960022 2013] [mpm_winnt:notice] [pid 1592:tid 468] AH00422: Parent: Received shutdown signal -- Shutting down the server.
[Mon Oct 21 10:48:55.069144 2013] [mpm_winnt:notice] [pid 1640:tid 372] AH00364: Child: All worker threads have exited.
[Mon Oct 21 10:48:56.092145 2013] [mpm_winnt:notice] [pid 1592:tid 468] AH00430: Parent: Child process 1640 exited successfully.
[Mon Oct 21 10:49:04.169618 2013] [mpm_winnt:notice] [pid 6060:tid 480] AH00455: Apache/2.4.6 (Win64) PHP/5.5.5 configured -- resuming normal operations
[Mon Oct 21 10:49:04.169618 2013] [mpm_winnt:notice] [pid 6060:tid 480] AH00456: Apache Lounge VC11 Server built: Jul 15 2013 20:45:22
[Mon Oct 21 10:49:04.169618 2013] [core:notice] [pid 6060:tid 480] AH00094: Command line: 'c:\\Server\\bin\\Apache24\\bin\\httpd.exe -d C:/Server/bin/Apache24'
[Mon Oct 21 10:49:04.170618 2013] [mpm_winnt:notice] [pid 6060:tid 480] AH00418: Parent: Created child process 6372
[Mon Oct 21 10:49:04.514643 2013] [mpm_winnt:notice] [pid 6372:tid 364] AH00354: Child: Starting 64 worker threads.
[Mon Oct 21 10:49:52.688270 2013] [mpm_winnt:notice] [pid 6060:tid 480] AH00422: Parent: Received shutdown signal -- Shutting down the server.
[Mon Oct 21 10:49:54.747432 2013] [mpm_winnt:notice] [pid 6372:tid 364] AH00364: Child: All worker threads have exited.
[Mon Oct 21 10:49:54.811398 2013] [mpm_winnt:notice] [pid 6060:tid 480] AH00430: Parent: Child process 6372 exited successfully.
[Mon Oct 21 10:49:57.020975 2013] [mpm_winnt:notice] [pid 1924:tid 472] AH00455: Apache/2.4.6 (Win64) PHP/5.5.5 configured -- resuming normal operations
[Mon Oct 21 10:49:57.020975 2013] [mpm_winnt:notice] [pid 1924:tid 472] AH00456: Apache Lounge VC11 Server built: Jul 15 2013 20:45:22
[Mon Oct 21 10:49:57.020975 2013] [core:notice] [pid 1924:tid 472] AH00094: Command line: 'c:\\Server\\bin\\Apache24\\bin\\httpd.exe -d C:/Server/bin/Apache24'
[Mon Oct 21 10:49:57.022942 2013] [mpm_winnt:notice] [pid 1924:tid 472] AH00418: Parent: Created child process 6204
[Mon Oct 21 10:49:57.371958 2013] [mpm_winnt:notice] [pid 6204:tid 364] AH00354: Child: Starting 64 worker threads.
Или я что-то не так понял?