Hi,
Thanks for your inquiry.
According to the information you provided, I guess that your issue is caused by that your web project doesn't have a start page. Please refer to the online
documentation. If my guess is wrong, please provide below detailed information to help us better investigate your issue.
1) Your testing code (a sample application would be of great help).
2) System configuration. E.g. Windows 7, 64-bit.
3) Language and region setting. E.g. China, Chinese
3) A screenshot shows your IIS setting .
Sincerely,
Nina
E-iceblue support team