| Bug ID | Description | Status |
|---|---|---|
| 4 | When merging a group of files vertically and then moving straight on to sort and remove duplicates \"without\" restarting ULM in-between usually results in an error. Most common is input output file error, out of memory or run time error. | Resolved |
| Comment No. | Message |
|---|---|
| 1 | Not experienced this for a while. Considered fixed. Hash-IT |