[Bug]: 客户端登录后的默认头像没有遵循服务器配置（问题仍在，详细代码帖出） || [Bug]: The default avatar after client login does not follow the server configuration (the problem is still there, the detailed code will be posted)

[Bug]: 客户端登录后的默认头像没有遵循服务器配置（问题仍在，详细代码帖出） || [Bug]: The default avatar after client login does not follow the server configuration (the problem is still there, the detailed code will be posted) #484