Jcore Sample: Pack Upd

| Issue | Solution | |-------|----------| | UPD file doesn’t extract | Re-download, verify checksum (SHA256 if provided) | | Overwritten custom samples | Restore from backup and manually merge | | DAW doesn’t see new samples | Rescan folder or restart DAW | | Java JCore throws FileNotFoundException | Update path references in config files |

: Provide both full "construction kit" style loops and individual "one-shot" drum/synth hits for maximum flexibility. jcore sample pack upd