Topic on Extension talk:MagicNoCache

I'm getting the following error during the migration:-

[wiki@hz25 mediawiki]$ php maintenance/update.php  --skip-config-validation

PHP Fatal error:  Uncaught Exception: Unable to open file /home/wiki/htdocs/mediawiki/extensions/MagicNoCache/extension.json: filemtime(): stat failed for /home/wiki/htdocs/mediawiki/extensions/MagicNoCache/extension.json in /home/wiki/htdocs/mediawiki/includes/registration/ExtensionRegistry.php:199

Stack trace:

#0 /home/wiki/htdocs/mediawiki/includes/GlobalFunctions.php(49): ExtensionRegistry->queue()

#1 /home/wiki/htdocs/mediawiki/LocalSettings.php(142): wfLoadExtension()

#2 /home/wiki/htdocs/mediawiki/includes/Setup.php(218): require_once('...')

#3 /home/wiki/htdocs/mediawiki/maintenance/doMaintenance.php(83): require_once('...')

#4 /home/wiki/htdocs/mediawiki/maintenance/update.php(312): require_once('...')

#5 {main}

  thrown in /home/wiki/htdocs/mediawiki/includes/registration/ExtensionRegistry.php on line 199

Did you update the extension's code, too? The error says that the extension's extension.json file cannot be found.