vbulletin4 to 5 upgrade - stuck on part 2/166

[PiotrGT]

Hello everyone, when I upgarde my vb4 to vb5 i get stuck on step 2 out of 166 and I have the following setup http://www.granturismo.pl/forum/info.php
I will appreciate anyones support!

[ForceHSS]

try a refresh

[PiotrGT]

Didnt work. here is the error log:
[Tue Nov 25 13:30:35 2014] [error] [client 212.182.110.51] PHP Fatal error: Allowed memory size of 268435456 bytes exhausted (tried to allocate 479442257 bytes) in /var/www/granturismo.pl/vb5/core/includes/functions.php on line 4080, referer: http://granturismo.pl/vb5/core/install/upgrade.php

[Tue Nov 25 13:30:35 2014] [notice] child pid 21960 exit signal Segmentation fault (11)

[Tue Nov 25 13:31:08 2014] [error] [client 212.182.110.51] PHP Fatal error: Allowed memory size of 268435456 bytes exhausted (tried to allocate 479459937 bytes) in /var/www/granturismo.pl/vb5/core/includes/functions.php on line 4080, referer: http://granturismo.pl/vb5/core/install/upgrade.php

[Tue Nov 25 13:31:28 2014] [error] [client 157.55.39.66] PHP Warning: strtotime(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone. in /var/www/granturismo.pl/includes/bootstrap.inc on line 1034

[Tue Nov 25 13:31:35 2014] [notice] child pid 21966 exit signal Segmentation fault (11)

[Tue Nov 25 13:31:56 2014] [notice] child pid 21941 exit signal Segmentation fault (11)

[Tue Nov 25 13:32:01 2014] [notice] child pid 21930 exit signal Segmentation fault (11)

[Tue Nov 25 13:32:12 2014] [error] [client 151.229.49.114] PHP Warning: phpinfo(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone. in /var/www/granturismo.pl/forum/info.php on line 1, referer: https://vborg.vbsupport.ru/showthread.php?t=315610

--------------- Added [DATE]1416920924[/DATE] at [TIME]1416920924[/TIME] ---------------

We have disabled php accelerator and this has resolved the issue

[ozzy47]

Thanks for reporting back with the solution.

[PiotrGT]

Your welcome. In general those various acceleration cause a lot of issues despite of the performance gains. It is adivsed to switch them off when performing maintaince/upgrade work.