The grid (core) · console.warn

unsupported bitWidth {value}; use 8, 16, 32 or 53. Ignoring it

Printed by The grid (core), prefixed [lattice], since 1.0.1.

Warnings reference › radix:width:*

Identifier: radix:width:*
Raised by: The grid (core)
Since: 1.0.1

What happened

The bit width decides how many digits a value is padded to and what a two's-complement rendering complements against, and only those four widths are implemented. The setting is ignored, so values render with no fixed width.

The fix

Use 8, 16, 32 or 53.

Reference

Covered in full at the API reference.