My item was rejected, i need feedback

I receive message “We have completed our review of “EasyExchanger” and unfortunately we found it isn’t at the quality standard required to move forward, and you won’t be able to re-submit this item again.”

I do not understend why. Can somebody leave feedback for my item?

This is demo: https://demos.sdevpro.com/EasyExchanger
Admin: https://demos.sdevpro.com/EasyExchanger/admin
Username: admin
Password: admin

Dear authors, some feedback what is wrong in my item to be rejected?