I have a problem like yours. :blink: The message says:
Warning: opendir(e:/easyphp1-8/www/contributions/): failed to open dir: Invalid argument in e:\easyphp1-8\www\oscommerce\admin\contrib_installer.php on line 832
Warning: readdir(): supplied argument is not a valid Directory resource in e:\easyphp1-8\www\oscommerce\admin\contrib_installer.php on line 833
Warning: closedir(): supplied argument is not a valid Directory resource in e:\easyphp1-8\www\oscommerce\admin\contrib_installer.php on line 838
and the line 832 is
$dh = opendir(MODULE_CONTRIB_INSTALLER_DIR_FS_CONTRIBUTIONS);