WackoWiki

View source for Ответ: Once again about an empty screen

Hi WikiAdmin.
I checked (intl), it is OK.
Then I made an upgrade from the working new Wiki 6.1.3 to 6.1.25. The whole process went smoothly. When switching to the wiki with pHP_error_Reporting = 6 I got this :
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<b>Fatal error</b>:  Uncaught IntlException: datefmt_create: invalid locale: U_ILLEGAL_ARGUMENT_ERROR in D:\xampp\htdocs\wikieng\class\wacko.php:536
Stack trace:
#0 D:\xampp\htdocs\wikieng\class\wacko.php(536): IntlDateFormatter->__construct('C', 0, 0, 'UTC', NULL, 'dd.MM.yyyy HH:m...')
#1 D:\xampp\htdocs\wikieng\class\wacko.php(527): Wacko->date_format(1725022457, 'dd.MM.yyyy HH:m...')
#2 D:\xampp\htdocs\wikieng\class\wacko.php(5425): Wacko->sql_time_format('2024-08-30 12:5...')
#3 D:\xampp\htdocs\wikieng\class\templatestfilters.php(69): Wacko->{closure}('2024-08-30 12:5...')
#4 D:\xampp\htdocs\wikieng\class\templatestsetter.php(52): TemplatestFilters->call_filter('time_format', '2024-08-30 12:5...', Array)
#5 D:\xampp\htdocs\wikieng\class\templatestuser.php(269): TemplatestSetter->assign(Array, Array, '2024-08-30 12:5...')
#6 D:\xampp\htdocs\wikieng\class\templatestuser.php(242): TemplatestUser->{closure}(Array, Array, Array, 'modHide')
#7 D:\xampp\htdocs\wikieng\class\templatestuser.php(279): TemplatestUser->{closure}(Array, Array, Array)
#8 D:\xampp\htdocs\wikieng\class\templatestuser.php(138): TemplatestUser->set('modHide_time', '2024-08-30 12:5...')
#9 D:\xampp\htdocs\wikieng\theme\default\appearance\footer.php(31): TemplatestUser->__set('modHide_time', '2024-08-30 12:5...')
#10 D:\xampp\htdocs\wikieng\class\wacko.php(5438): include('D:\\xampp\\htdocs...')
#11 D:\xampp\htdocs\wikieng\class\wacko.php(5477): Wacko->include_buffered('footer.php', 'Theme is corrup...', '', 'theme/default/a...')
#12 D:\xampp\htdocs\wikieng\class\wacko.php(7635): Wacko->theme_template('footer', '')
#13 D:\xampp\htdocs\wikieng\index.php(64): Wacko->run('HomePage', 'show')
#14 {main}
  thrown in <b>D:\xampp\htdocs\wikieng\class\wacko.php</b> on line <b>536</b><br />

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I don't understand what does it mean.