I've got 'Configuration Download Error', when I run EIKON

THOMSON REUTERS EIKON
Desktop 4.0.47 (build 4.0.47108)

Error description:
Configuration Download Error

The application failed to download the product configuration.

Possible causes:
• you are not connected to the network

• the Thomson Reuters Platform is encountering problems

• the desktop configuration is incorrect
Please restore the network connection or contact your system administrator

--------------------------------- Technical Information: 'CBootstrapImpl::LoadProviders' ---------------------------------

Hello, All.

I've got above error message, when I run EIKON( on win10)
Although I restored the network and asked our IT team(our system admin), everything was fine.(Internet condition also is good)
Please check this issue.
Thanks.