mantis无法上传附件，core/file_api.php: 1023异常

mantis无法上传附件，日志文件XXXX-error_log中显示core/file_api.php: 1023异常,如下

[Fri Feb 15 13:43:55.927268 2019] [proxy_fcgi:error] [pid 32763] [client 192.168.100.10:53203] AH01071: Got error 'PHP message: Class
'finfo' not found /www/wwwroot/192.168.100.121/mantis/core/file_api.php: 1023: - - - - file_create_finfo() /www/wwwroot/192.168.100.12
1/mantis/core/file_api.php: 710: - - - - file_get_mime_type( <string>'/tmp/phpito2me' ) /www/wwwroot/192.168.100.121/mantis/core/file_
api.php: 73: - - - - file_add( <integer>5, <array> { ['name'] => 'IPxe8xaexbexe7xbdxae1.png', ['type'] => 'image/png', ['tmp_nam
e'] => '/tmp/phpito2me', ['error'] => 0, ['size'] => 16137, ['browser_upload'] => true }, <string>'bug' ) /www/wwwroot/192.168.100.121
/mantis/core/commands/IssueAddCommand.php: 358: - - - - file_attach_files( <integer>5, <array> { [0] => <array> { ['name'] => 'IPxe8
xaexbexe7xbdxae1.png', ['type'] => 'image/png', ['tmp_name'] => '/tmp/phpito2me', ['error'] => 0, ['size'] => 16137 } } ) /www/ww
wroot/192.168.100.121/mantis/core/commands/Command.php: 137: IssueAddCommand - -> - process() /www/wwwroot/192.168.100.121/mantis/bug_r
eport.php: 246: Command - -> - execute() ', referer: http://192.168.100.121/mantis/bug_report_page.php

解决：安装PHP的fileinfo扩展后，重新上传文件即可

本人是通过宝塔面板来安装扩展的，如下

如上图即说明安装完毕