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

# Handoff Cycle Error • Rust AI Agent SDK

> HandoffCycleError: Error when a cycle is detected in handoff chain.

# HandoffCycleError

> Defined in the [**handoff**](../modules/handoff) module.

<Badge color="orange">Rust AI Agent SDK</Badge>

Error when a cycle is detected in handoff chain.

## Fields

| Name    | Type                | Description                               |
| ------- | ------------------- | ----------------------------------------- |
| `chain` | `Vec&lt;String&gt;` | The chain of agents that formed the cycle |

## Source

<Card title="View on GitHub" icon="github" href="https://github.com/MervinPraison/PraisonAI/blob/main/src/praisonai-rust/praisonai/src/handoff/mod.rs#L381">
  `praisonai/src/handoff/mod.rs` at line 381
</Card>

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## Related Documentation

<CardGroup cols={2}>
  <Card title="Rust Handoffs" icon="arrow-right-arrow-left" href="/docs/rust/handoffs" />

  <Card title="Rust A2A" icon="arrows-left-right" href="/docs/rust/a2a" />

  <Card title="Rust Error Handling" icon="triangle-exclamation" href="/docs/rust/error-handling" />

  <Card title="Rust Retry" icon="rotate-right" href="/docs/rust/retry" />

  <Card title="Rust Failover" icon="shield" href="/docs/rust/failover" />
</CardGroup>