500 Error - Apache/2.4.7, PHP 5.5.9

Okay I resloved it.!

Here is apache error log:

[Mon Jan 02 22:57:45.785028 2017] [core:notice] [pid 6771] AH00052: child pid 27985 exit signal Aborted (6)

*** Error in `/usr/sbin/apache2': free(): invalid pointer: 0x000055ee2f706128 ***

[Mon Jan 02 22:57:47.787981 2017] [core:notice] [pid 6771] AH00052: child pid 27986 exit signal Aborted (6)

*** Error in `/usr/sbin/apache2': free(): invalid pointer: 0x000055ee2f706128 ***

[Mon Jan 02 22:58:01.803690 2017] [core:notice] [pid 6771] AH00052: child pid 27987 exit signal Aborted (6)

I also uploaded a PHP prober:

http://www.[THIS-IS-A-FAKE-LINK].com/tz_e.php

This issue really makes me crazy!! No matter what I do, it always 500 error.

EDIT: Moderator's note: redacted link