The grid (core) ยท console.warn
source.mode "derived": `profile` is not supported when `from` is a union of several grids; profile a single grid instead.
Printed by The grid (core), prefixed [lattice], since 1.51.0.
Warnings reference › source.derived.union.profile
- Identifier
source.derived.union.profile- Raised by
- The grid (core)
- Since
- 1.51.0
What happened
As with statistics: a profile describes one grid's own columns. Over a union it is refused rather than guessed at, and no rows are produced by it.
The fix
Profile a single grid.
Reference
Covered in full at the API reference.