I need help

When i try to update my product feed from tradedoubler it gaves an error. I dont know what to do please help me ??

Database filled with 0 new items on 2016-06-24 07:21:36 | Feeds Completed: 1 / 1 Update now or run update in background
The following XML splits gave an error or were empty during the last import. So they are possibly not imported. More information about this can be found here
Feedname: doubletrader
Splitfile: /home/voeuxsexy/domains/czekoladowy-luksus.pl/public_html/wp-content/plugins/tradetracker-store/splits/TTStoreXML-0.xml
Error: Premature end of data in tag result line 1

And debug looks like this:

Needed to import XML Feed
allow_url_fopen enabled: Yes

Needed to write XML file
/home/asdasd/domains/asdasd.pl/public_html/wp-content/plugins/tradetracker-store/splits/ is writable.
/home/asdasd/domains/asdasd.pl/public_html/wp-content/plugins/tradetracker-store/cache/ is writable.

Needed to write XML to database
Simplexml installed: Yes

Your active theme
Has the wp_head in the header.php

Last MySQL upgrade:
4.6.18

What can i do with this ?

https://www.ads-software.com/plugins/tradetracker-store/