no folder to chose for images

Dear
Thank you for contacting and choosing our product!
– We are sorry for informing that the customer support will be slower than usual because of Vietnamese Lunar New Year (Tết Holiday). It’s the traditional holiday in our country - Vietnam, so most of our staff members will have ONE WEEK OFF from 12th February to 19th February 2018.
For the issue you are encountering, we will try to solve as soon as we are back the office. We apologize in advance to any inconvenience this may cause you.
On this occasion, we send you a lucky gift – DISCOUNT 30% on Every Membership Package with Coupon Code is: TET2018 as our gratitude and a wish for Health, Luck, and Prosperity
Thank you so much for your patience and sympathy!
Happy Vietnamese Lunar New Year!

Hi
Thank you for feedback us
I'm sorry but I can not test the problem because I do not visit your site, it's hard to know the cause if you only see photos you send.
I think due to hosting or something on the site has caused a conflict because it still works well on the sites of other clients.
I am a supporter and I want to visit the website to fix the problem for you
We have also visited other websites and only fixed the issue on my product page and did not affect anything on your site.
You can send information login back-end via private message or email: This email address is being protected from spambots. You need JavaScript enabled to view it.
I will check it for you soon. Hope you understand and look forward to receiving sympathy
Thanks

Hi
Thank you for feedback us
i'm sorry but I have not encountered this problem with any customer
I'm trying to figure out a solution for you, probably due to a plugin or something with special characters
I will try to fix it for you as soon as possible, please give me a bit more time
Thanks

Hi
Thank you for feedback us
in cource code: ..\mod_jux_background_slider\elements\juximagefolder.php at line 746

if (!is_dir($path))

edit:

if (is_dir($path))

I have tried many days and I have also repaired it for you
please check again
Thanks