> ## Documentation Index
> Fetch the complete documentation index at: https://docs.sqd.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# E1002

> Fork handling — Fork with no canonical blocks

A fork was detected but no canonical blocks were supplied to resolve it — an internal invariant
violation.

**Fix** — none; please [report it as a bug](https://github.com/subsquid-labs/pipes-sdk/issues).