Error destination file size

hello, i have this error int the backup :
this is a part of the log:

03/19/2018 22:52:08 ERROR: “SBFDS1003”: Destination file size (146550784) is not equal to local one’s (561702478)
03/19/2018 22:52:08 ERROR: Backup failed > “SBFDS1003”: Destination file size (146550784) is not equal to local one’s (561702478)

and the program no delete the old database, is related whit this error?
thanks

Hello,

To investigate this case we need more details, could you please enable advanced log, reproduce the issue and send logs to developers.

Please find more details on how to do it at https://sqlbackupandftp.com/blog/how-to-send-log-to-developers

Sorry for the inconvenience.

Hello,
We are also facing same issue, tried many configuation changes but no luck. Please advise how to resolve this.

Hi Tourism_Promotion,

Could you please send us the advanced log using the instructions in the reply above?

Sorry for the inconvenience.