Backup Failed

Hello, we received the following backup failure errors for the first time today:

• Amazon S3: UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size: S3 re-assembly error (UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size): (see log file for more)
• Amazon S3: UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size: S3 re-assembly error (UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size): (see log file for more)
• Amazon S3: UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size: S3 re-assembly error (UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size): (see log file for more)
• Amazon S3: UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size: S3 re-assembly error (UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size): (see log file for more)
• Amazon S3: chunk 54: upload failed
• Amazon S3: chunk 55: upload failed
• Amazon S3: chunk 56: upload failed
• Amazon S3: chunk 57: upload failed
• Amazon S3: chunk 58: upload failed
• Amazon S3: chunk 59: upload failed
• Amazon S3: chunk 60: upload failed
• Amazon S3: chunk 61: upload failed
• Amazon S3: chunk 62: upload failed
• Amazon S3: chunk 63: upload failed
• Amazon S3: chunk 64: upload failed
• Amazon S3: chunk 65: upload failed
• Amazon S3: chunk 66: upload failed
• Amazon S3: chunk 67: upload failed
• Amazon S3: chunk 68: upload failed
• Amazon S3: chunk 69: upload failed
• Amazon S3: chunk 70: upload failed
• Amazon S3: chunk 71: upload failed
• Amazon S3: chunk 72: upload failed
• Amazon S3: chunk 73: upload failed
• Amazon S3: chunk 74: upload failed
• Amazon S3: chunk 75: upload failed
• Amazon S3: chunk 76: upload failed
• Amazon S3: chunk 77: upload failed
• Amazon S3: chunk 78: upload failed
• Amazon S3: chunk 79: upload failed
• Amazon S3: chunk 80: upload failed
• Amazon S3: UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size: S3 re-assembly error (UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size): (see log file for more)
• Amazon S3: UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size: S3 re-assembly error (UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size): (see log file for more)
• Amazon S3: UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size: S3 re-assembly error (UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size): (see log file for more)
• Amazon S3: UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size: S3 re-assembly error (UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size): (see log file for more)
• Amazon S3: UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size: S3 re-assembly error (UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size): (see log file for more)
• Amazon S3: UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size: S3 re-assembly error (UpdraftPlus_S3::completeMultipartUpload(): [EntityTooSmall] Your proposed upload is smaller than the minimum allowed size): (see log file for more)
• Time taken: 7 hours, 3 minutes, 40 seconds
• Uploaded to: Amazon S3