Bucket Creation Failure Message needs to be meaningful

[skdwriting]

Issue/Feature Description: Currently bucket creation failure (any type of error), it gives the message response as 'internal error' It does not convey meaningful message. Why this issue to fixed / feature is needed(give scenarios or use cases): Right response for failure. How to reproduce, in case of a bug: Create a backend->Create a bucket using very common name like demo -> it will cause error (because, it may be existing already and cloud vendor will give error to our backend) -> check our backend processing of these responses

Or any case where bucket creation fails can create this scenario Other Notes / Environment Information: (Please give the env information, log link or any useful information for this issue)

[kumarashit]

If this is still an issue, need to be verified. If yes, then need to be fixed as it gives bad user experience

[kumarashit]

If this is still an issue, need to be verified. If yes, then need to be fixed as it gives bad user experience