No information when submit a cutimized trial in WebUI

[xuehui1991]

There happened an error when I trying to submit a customized trial in WebUI. But I don't know why and how to fix it. Can nni give more inforamtion?

Short summary about the issue/question:

Brief what process you are following:

How to reproduce it:

nni Environment:

• nni version:
• nni mode(local|pai|remote):
• OS:
• python version:
• is conda or virtualenv used?:
• is running in docker?:

need to update document(yes/no):

Anything else we need to know:

[scarlett2018]

seems like a dupe of #1985

[kvartet]

closing the issue as it is a duplicate issue