We've successfully updated our forum from 4.08 to 4.25 version.
But our original main language was russian in KOI8.
And no one version of Sphinx search can't work with it in 4.25
Neither in KOI8 nor in the converted to UTF-8 version
Then we've tried to upgrade UTF-8 content to the latest version 5.6.4
And few times, after two days of converting got the same error:
Error Duplicate route data: blogs/\-\?a(?:/page(?P[0-9]+))? on /code/core/vb5/route.php : 659
#0: vB_Utilities::getStackTrace() called in /[path]/core/install/includes/class_upgrade_cli.php on line 344
#1: vB_Upgrade_Cli->execute_step('1', vB_Upgrade_500a22, true, array[len:2], false) called in /[path]/core/install/includes/class_upgrade_cli.php on line 433
#2: vB_Upgrade_Cli->execute_step('1', vB_Upgrade_500a22) called in /[path]/core/install/includes/class_upgrade_cli.php on line 283
#3: vB_Upgrade_Cli->process_script('500a22') called in /[path]/core/install/includes/class_upgrade_cli.php on line 166
#4: vB_Upgrade_Cli->init(NULL) called in /[path]/core/install/includes/class_upgrade.php on line 781
#5: vB_Upgrade_Abstract->__construct(vB_Registry, array[len:10], 'upgrade', NULL, array[len:0]) called in /[path]/core/install/includes/class_upgrade_cli.php on line 90
#6: vB_Upgrade_Cli->__construct(vB_Registry, array[len:10], 'upgrade', NULL, array[len:0]) called in /[path]/core/install/includes/class_upgrade.php on line 54
#7: vB_Upgrade::fetch_library(vB_Registry, array[len:10], '', true) called in /[path]/core/install/upgrade.php on line 156
Devami...