An error occured while uploading files

ℹ️ Support ✉️ Mail client integration
1

Nextcloud version 15.0.5 :
Operating system and version Centos 7 64bit :
Apache or nginx version Apache/2.4.6 (Centos) :
PHP version php 7.2.11(cli):

Mail Version: 0.11.0
There are two types when uploading o attaching of files data

  1. Upload attachment
  2. Add attachment from files

using Upload attachment is error button of send is become grey or inactive cannot be click

errorfileattachment
errorfileattachment835×653 55.8 KB

Using Add attachment from files is nothing problem its working fine

This problem happened when i upgrade my NC into latest version

Is this a bug from Mail Apps?

Thanks