Cannot attach file to email[bug]

[07litra]

🐞 bug report

⁉️ Describe the bug

I am having trouble sending email whith attaching a file.
File is not attached.

🔥 How to trigger the error

Screen.Recording.20.08.2021.11-12-55.mp4

Steps to reproduce the behavior:

1. Go to documents
2. Click on sent document via mail
3. See error - no attachment
4. button " select a file from CRM" is disabled

👎 Actual Behavior

👍 Expected Behavior

👷 Testing

this function is

• I confirm that I tested it at https://gitstable.yetiforce.com
• I confirm that I tested it at https://gitdeveloper.yetiforce.com
  this function is not enabled in demo

📷 Screenshot of configuration

📝 PHP/Apache/Nginx/Browser/CRM Logs

🌍 Your Environment

Environment	Version / Name
YetiForce	YetiForce CRM 6.2 Service Pack v2
Web server (name and version)	nginx/1.14.2
PHP	PHP 7.3.29
Browser (name and version)	Google Chrome 92.0.4515.159
Operating System (name and version)	Windows 10 Pro 21H1
Database (name and version)	yetiforce mysql Ver 15.1 Distrib 10.3.29-MariaDB,
Service Pack version

❓ Additional context

Add any other context about the problem here.

❗️ Inform the community if you solve the problem

[mariuszkrzaczkowski]

Duplicate of #13979

[07litra]

#13979 was opened on 28 Dec 2020 and still open .

[mariuszkrzaczkowski]

this is not a simple problem to solve