V0.31 Save Dashboard Error

Bug reports
1

After some change, I cannot save the dashboard. See picture.

Screenshot%20from%202018-11-20%2011-32-55
Screenshot%20from%202018-11-20%2011-32-551063×303 45.5 KB

2

I am also experiencing the same issue. Version Metabase 0.31.2

image
image866×889 77 KB

3

It’s difficult without a full error message, but I’m pretty sure it’s fixed by PR #9219, which is included in the upcoming 0.32.0
0.32.0-RC1 was released yesterday: https://github.com/metabase/metabase/releases/tag/v0.32.0-RC1
Always do backups before upgrading.