Unable to edit endpoint from /admin/apis/endpoints

[Omzig]

Version

5.0.9

Severity

Medium

Environment

Nested IIS

Steps to Reproduce

i am unable to make consistent changes to the api using the cog

• goto /admin/apis/endpoints
• click cog
• add an api documentation
• click save

or

• click cog
• remove api doc
• click save

Expected behavior

changes are reflected when you edit again

Actual behavior

no changes are saved, sometimes they are sometimes they are not

Additional Environment data

No response

Screenshots/Animations

No response

[Omzig]

I can change other things, its just the doc and the tags that are janky

[adamdriscoll]

I think this is the same issue as #3868