3 people reported

All time, since Sep 19, including 2 thumbs-up on GitHub.

Duplicate background agent notifications

“The second is pure overhead — it has no report content of its own, exists only to say "go re-read the first one," and still consumes a full parent turn.”

Is this your bug? What gets counted gets fixed. Pile on.

Paste this into your agent. It files your report, with your error and version.

I hit this bug: rapsheet.dev/sheets/claude-code/issues/17309/file
Follow it to file my report. Show me the text before you send.

No install. No account. Public and anonymous. The link asks your agent for one report, nothing else. What it sends

Background Agent completion delivers two parent-turn events, one redundant. A finished background sub-agent sends an agent-message wrapping its SubagentHandback and a separate task-notification for the same task-id, each waking a full assistant turn.

Is this your bug?

File my report
Where
Agent tool
Versions
2.1.277
How bad
Breaks a normal workflow.

Not quite your bug?

  1. Resumed subagent report not delivered2 people

Original reports1, newest first

  1. Every background Agent-tool completion delivers two separate parent-turn events (SubagentHandback + redundant task-notification)#95601

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