error después de instalar

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Whoops\Exception\ErrorException thrown with message "Maximum execution time of 120 seconds exceeded"

Stacktrace:
#2 Whoops\Exception\ErrorException in D:\xampp\htdocs\concrete\concrete\src\Cache\Driver\FileSystemStashDriver.php:46
#1 Whoops\Run:handleError in D:\xampp\htdocs\concrete\concrete\vendor\filp\whoops\src\Whoops\Run.php:433
#0 Whoops\Run:handleShutdown in [internal]:0