Cannot create secret for kv2 backend in Vault UI

[nebffa]

Describe the bug
When trying to create a kv2 secret from the UI, the operation silently fails in the UI. There is a 400 Bad Request response from the server: {"errors":["check-and-set parameter required for this call"]}

To Reproduce
Steps to reproduce the behavior:

1. Create a new secret in a kv2 backend that has check-and-set as a required parameter

Expected behavior
The secret should be created without error.

Environment:

• Vault Server Version (retrieve with vault status): 0.11.4
• Vault CLI Version (retrieve with vault version): N/A
• Server Operating System/Architecture: Vault is running in HA on Linux w/ Consul backend