}
	// validate if target credentials are ok
	exists, err := clnt.BucketExists(ctx, tgt.TargetBucket)
	if err != nil {
		switch minio.ToErrorResponse(err).Code {
		case "NoSuchBucket":
			return BucketRemoteTargetNotFound{Bucket: tgt.TargetBucket, Err: err}
		case "AccessDenied":
			return RemoteTargetConnectionErr{Bucket: tgt.TargetBucket, AccessKey: tgt.Credentials.AccessKey, Err: err}
		}

                    break;
                }
            }
        } catch (final ErrorResponseException e) {
            final String code = e.errorResponse().code();
            if ("NoSuchBucket".equals(code)) {
                final MinioClient minioClient = createClient(fessConfig);
                try {

	case "NoSuchLifecycleConfiguration":
		err = BucketLifecycleNotFound{}
	case "InvalidBucketName":
		err = BucketNameInvalid{Bucket: bucket}
	case "InvalidPart":
		err = InvalidPart{}
	case "NoSuchBucket":
		err = BucketNotFound{Bucket: bucket}
	case "NoSuchKey":
		if object != "" {
			err = ObjectNotFound{Bucket: bucket, Object: object}
		} else {
			err = BucketNotFound{Bucket: bucket}
		}