In the log there are errors like this:
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23:51:02.462 10472 IO CloudFile::CloseFile Info: Error of transfer data. Retrying ...
Error of transfer data. Retrying ...
Error of transfer data. Retrying ...
Error of transfer data. Retrying ...
Error of transfer data. Retrying ...
Error of transfer data. Retrying ...
Error of transfer data. Retrying ...
Error of transfer data. Retrying ...
Error of transfer data. Retrying ...
Error of transfer data. Retrying ...
23:51:02.462 10472 IO CloudFile::CloseFile Errors: Count of errors exceeds RetryCount
Upload error: Part number must be an integer between 1 and 10000, inclusive
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