What's wrong with this entry?
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What
Prevents launching Claude Code inside another Claude Code session.
Details
- Detects when running inside an existing Claude Code session
- Displays clear error explaining the issue
- Provides bypass instructions via
CLAUDECODEenvironment variable
Evidence
Nested session check (search for "cannot be launched inside another Claude Code session")
Strings lifted out of the shipped bundle, so the claim above can be checked against them.