_ = x[ErrHealInvalidClientToken-221]
	_ = x[ErrHealMissingBucket-222]
	_ = x[ErrHealAlreadyRunning-223]
	_ = x[ErrHealOverlappingPaths-224]
	_ = x[ErrIncorrectContinuationToken-225]
	_ = x[ErrEmptyRequestBody-226]
	_ = x[ErrUnsupportedFunction-227]
	_ = x[ErrInvalidExpressionType-228]
	_ = x[ErrBusy-229]
	_ = x[ErrUnauthorizedAccess-230]
	_ = x[ErrExpressionTooLong-231]
	_ = x[ErrIllegalSQLFunctionArgument-232]

	return &s3Error{
		code:       "UnauthorizedAccess",
		message:    "You are not authorized to perform this operation",
		statusCode: 401,
		cause:      err,
	}
}

func errEmptyRequestBody(err error) *s3Error {
	return &s3Error{
		code:       "EmptyRequestBody",
		message:    "Request body cannot be empty.",
		statusCode: 400,
		cause:      err,
	}
}

	ErrHealNoSuchProcess
	ErrHealInvalidClientToken
	ErrHealMissingBucket
	ErrHealAlreadyRunning
	ErrHealOverlappingPaths
	ErrIncorrectContinuationToken

	// S3 Select Errors
	ErrEmptyRequestBody
	ErrUnsupportedFunction
	ErrInvalidExpressionType
	ErrBusy
	ErrUnauthorizedAccess
	ErrExpressionTooLong
	ErrIllegalSQLFunctionArgument
	ErrInvalidKeyPath
	ErrInvalidCompressionFormat

	if bucket != path.Clean(resource[1:]) {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMethodNotAllowed), r.URL)
		return
	}

	if r.ContentLength <= 0 {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrEmptyRequestBody), r.URL)
		return
	}

	// Here the parameter is the size of the form data that should
	// be loaded in memory, the remaining being put in temporary files.
	mp, err := multipartReader(r)
	if err != nil {

	if rangeHeader != "" {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrUnsupportedRangeHeader), r.URL)
		return
	}

	if r.ContentLength <= 0 {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrEmptyRequestBody), r.URL)
		return
	}

	// Take read lock on object, here so subsequent lower-level
	// calls do not need to.
	lock := objectAPI.NewNSLock(bucket, object)