What version are you running?
ReviewBoard 2.0.15
What's the URL of the page containing the problem?

What steps will reproduce the problem?

1. Try to add a CVS repository 

2.

3.
What is the expected output? 

Successful addition of repository. 

What is the expected output? What do you see instead?
http://<hostname>/ReviewBoard/admin/db/scmtools/repository/add/
What operating system are you using? What browser?
Windows 7, all browsers
Please provide any additional information below.
This issue has been reported before https://community.bitnami.com/t/environment-can-only-contain-strings/24300 The proposed solution was to use Linux, but it is not option due to our company's policy. The nature of the aerror is something to do with providing strings in the wrong way, there is a simialr issue reported on RBTools: https://hellosplat.com/s/beanbag/tickets/3729/