A: OC means "One-Click" – a launcher that doesn't require manual DLL injection.
Open the downloaded file. Check the last row – there should be a checksum or a row count matching the export log in Achat. If the row count is zero, your OC may have no associated data, or your permissions are insufficient.
When two legal entities combine, you’ll need to map and merge OC data from both legacy systems. The wtw achat oc download provides the source of truth.
Sometimes the native wtw achat oc download doesn’t meet your needs. Consider these alternatives: