XF 2.2 upgrade error

CoreIssue

Member
Fatal error: Illegal length modifier specified 'f' in s[np]printf call in /home/chris766/public_html/donhaddix/src/vendor/league/flysystem/src/Adapter/Local.php on line 199
 

Brogan

XenForo moderator
Staff member
The two instances reported of this error have been due to the PHP version/build.

Which version is running on the server?

Try upgrading to the latest 7.4 if possible.
 
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