# digest_mismatch

The uploaded parts do not add up to the checksum expected for the whole file.

## What happened

When processing starts, the parts held are checked against the checksum of the whole upload. If they differ, nothing is processed and the dataset ends as failed with this code.

## What to do

Upload the file again from the start.

## Example

```text
The uploaded parts do not match the expected checksum.
```

The sentence above is the reason shown on the failed dataset.