Related/possible duplicate of forum #208362

Bug overview description.

When a faulty edit like in forum #209861 is performed (update: the issue described in said forum is possibly not really a bug, but it's about the idea), the page says "Post updated" while it didn't make any changes. The tag history field of the "updated" posts also doesn't change.

What part(s) of the site page(s) are affected?

Posts, tag scripting.

What is the expected behavior?

To either update the post or show a proper error message.

What actual behavior is given instead?

It says "Post updated" while it didn't

Time of incident (if applicable).

N/A.

Can you reproduce the bug every time?

Yes.

What steps did you take to replicate this bug?

Tried some changes a couple more times.

Errors or other messages returned (if any).

"Post updated," which is incorrect.