Create session from PR shows "Session not found on backend: copilotcli:/<UUID>"

[alexdima]

• Create a session from a PR
• I used fix: validate semantic token edit delete count before allocation (fixes #322571) #322575
• 🐛 Observe

Version: 1.135.0-insider
Commit: e1801a05353f5f3e557f524b63a9d09cf7d736d1
Date: 2026-08-21T16:58:25Z
Electron: 42.8.1
ElectronBuildId: 14906494
Chromium: 148.0.7778.280
Node.js: 24.18.1
V8: 14.8.178.38-electron.0
@github/copilot: 1.0.81-0
@github/copilot-sdk: 1.0.11
OS: Darwin arm64 25.6.0

[alexr00]

Agent thinks this should be fixec by #332941.