What are some common errors encountered during the registration process?

Common errors during registration include:

1. Incorrect email address.

2. Entering an incorrect verification code.

3. Using special characters when setting a password (only numbers and letters are supported).

4. Invitation code is optional. If you do not have one, please ensure the system automatically recognizes and fills in the inviter's code, or leave it blank.

These errors may cause problems during registration; users should take precautions to avoid them.