VTTF-0001: SystemAlreadyRegistered

NOTE

registerSystem() ran more than once for the same system id. Almost always a hot reload or a duplicate import.

Field	Value
Code	VTTF-0001
Name	SystemAlreadyRegistered
Package	@vttforge/core
Source	packages/core/src/errors/registry.ts

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This page comes from the registry entry. We are still writing the root causes, common triggers and code samples for each code; the message above is what the runtime throws.

packages/core/scripts/codegen-errors.mjs builds this file from the registry at packages/core/src/errors/registry.ts. Do not edit by hand; re-run pnpm --filter @vttforge/core build after editing the registry.