Fatal error: Uncaught Error: Interface "Psr\SimpleCache\CacheInterface" not found in /home/rwebserver/public_html/operations/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Collection/Memory/SimpleCache3.php:14
Stack trace:
#0 {main}
thrown in /home/rwebserver/public_html/operations/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Collection/Memory/SimpleCache3.php on line 14