Interrapt G31

Description:
When attempting to register on the e-learning platform, users experience an issue with uploading a profile picture. The system removes the uploaded picture and displays an error message, even though a valid picture file was selected and displayed correctly before registration.

Steps to reproduce
1. Open the e-learning platform's registration page.
2. Fill in the required details.
3. Click on the "Upload" button.
4. Choose a valid .jpg file.
5. Confirm that the uploaded picture is displayed correctly within a rectangle.
6. Click on the "Register" button.

Expected Results

After clicking the "Register" button, the registration process should successfully proceed without errors, and the uploaded picture should remain visible.

Actual Results

Upon clicking the "Register" button, a pop-up error message is displayed: "To proceed with registration, please upload your picture." The previously uploaded picture is no longer visible within the rectangle.