fetched items wont be shown

No error logs

### Begin System Info ###

## Please include this information when posting support requests ##

Multi-site:               No

SITE_URL:                 http://ked.rocks
HOME_URL:                 http://ked.rocks

Plugin Version:           4.8.2
WordPress Version:        4.5.2

Platform:                 Windows
Browser Name:             Chrome
Browser Version:          50.0.2661.94
User Agent String:        Mozilla/5.0 (Windows NT 10.0; WO
			  W64) AppleWebKit/537.36 (KHTML,
                          like Gecko) Chrome/50.0.2661.94
                          Safari/537.36

PHP Version:              5.5.33-nmm1
MySQL Version:            5.6.27-nmm1-log (mysqli)
Web Server Info:          Apache

PHP Safe Mode:            No
PHP Memory Limit:         256M
PHP Post Max Size:        200M
PHP Time Limit:           30

WP_DEBUG:                 Disabled

WP Table Prefix:          Length: 3 Status: Acceptable

Show On Front:            page
Page On Front:            Home #8
Page For Posts:           Home #8

Session:                  Enabled
Session Name:             PHPSESSID
Cookie Path:              /
Save Path:                /tmp
Use Cookies:              On
Use Only Cookies:         On

UPLOAD_MAX_FILESIZE:      200MB
POST_MAX_SIZE:            200MB
WordPress Memory Limit:   40MB
DISPLAY ERRORS:           On (1)
FSOCKOPEN:                Your server supports fsockopen.

ACTIVE PLUGINS:

Advanced Custom Fields: 4.4.7
bbPress: 2.5.9
Custom Field Suite: 2.5.5
HG Slider: 2.1
MCE Table Buttons: 3.2
ProfilePress Lite: 1.2.8
Shortcake (Shortcode UI): 0.6.2
Simple Share Buttons Adder: 6.1.5
UpdraftPlus - Backup/Restore: 1.12.6
WCP Contact Form: 3.0.3
Wordfence Security: 6.1.6
WP RSS Aggregator: 4.8.2

DEACTIVATED PLUGINS:

Akismet: 3.1.10
Hello Dolly: 1.6

CURRENT THEME:

KED: 1.0.0

### End System Info ###

RSS-Source: http://feeds.thescoreesports.com/csgo.rss

After I installed the Plugin, the plugin imported some news and show them on my site. After that the plugin wont show any news more. The plugin just imported the news, but will not show them on my site.

My Site: http://ked.rocks/

https://ww.wp.xz.cn/plugins/wp-rss-aggregator/