Backup to Dropbox error File already exists

[10-Jul-2019 03:20:08] 1. Trying to create backup archive …
[10-Jul-2019 03:20:08] Compressing files as ZipArchive. Please be patient, this may take a moment.
[10-Jul-2019 03:57:00] ERROR: ZipArchive returns status: File already exists
[10-Jul-2019 03:57:00]
[10-Jul-2019 03:57:47] ERROR: Cannot create backup archive correctly. Aborting creation.
[10-Jul-2019 03:57:54] 2. Trying to create backup archive …
[10-Jul-2019 03:57:54] Compressing files as ZipArchive. Please be patient, this may take a moment.
[10-Jul-2019 04:30:26] ERROR: ZipArchive returns status: File already exists
[10-Jul-2019 04:30:26]
[10-Jul-2019 04:31:12] ERROR: Cannot create backup archive correctly. Aborting creation.
[10-Jul-2019 04:31:19] 3. Trying to create backup archive …
[10-Jul-2019 04:31:19] Compressing files as ZipArchive. Please be patient, this may take a moment.
[10-Jul-2019 05:03:31] ERROR: ZipArchive returns status: File already exists
[10-Jul-2019 05:03:31]
[10-Jul-2019 05:04:18] ERROR: Cannot create backup archive correctly. Aborting creation.
[10-Jul-2019 05:04:24] 4. Trying to create backup archive …
[10-Jul-2019 05:04:25] Compressing files as ZipArchive. Please be patient, this may take a moment.
[10-Jul-2019 05:36:52] ERROR: ZipArchive returns status: File already exists
[10-Jul-2019 05:36:52]
[10-Jul-2019 05:37:39] ERROR: Cannot create backup archive correctly. Aborting creation.
[10-Jul-2019 05:37:46] 5. Trying to create backup archive …
[10-Jul-2019 05:37:46] Compressing files as ZipArchive. Please be patient, this may take a moment.
[10-Jul-2019 06:10:00] ERROR: ZipArchive returns status: File already exists
[10-Jul-2019 06:10:00]
[10-Jul-2019 06:10:46] ERROR: Cannot create backup archive correctly. Aborting creation.
[10-Jul-2019 06:10:54] ERROR: Step aborted: too many attempts!
[10-Jul-2019 06:10:54] 1. Try to send backup file to Dropbox …
[10-Jul-2019 06:10:55] Authenticated with Dropbox of user: Converte Marketing Grupo Mídia Zaz
[10-Jul-2019 06:10:55] Uploading to Dropbox …
[10-Jul-2019 06:10:55] Beginning new file upload session
[10-Jul-2019 06:11:47] Finishing upload session with a total of 78 MB uploaded
[10-Jul-2019 06:11:50] Backup transferred to /DSAUDE/2019-07-10_03-19-33_5IMBRZWF01.zip
[10-Jul-2019 06:11:51] One file deleted from Dropbox
[10-Jul-2019 06:11:51] ERROR: Job has ended with errors in 10338 seconds. You must resolve the errors for correct execution.