[Bug] Context compaction fails with multiple subagents

Bug Description
compacting bug when using subagents with lots of context

Environment Info

• Platform: darwin
• Terminal: Apple_Terminal
• Version: 2.1.38
• Feedback ID: 6efa80f0-400e-45b1-97a8-2dcbcd0c9011

Errors

[{"error":"Error: Tool mcp__plugin_playwright_playwright__browser_evaluate not found\n    at Bs_ (/$bunfs/root/claude:1886:7053)\n    at Z$ (/$bunfs/root/claude:678:20801)\n    at eH (/$bunfs/root/claude:678:39204)\n    at WJ (/$bunfs/root/claude:678:49835)\n    at Ev (/$bunfs/root/claude:678:86124)\n    at GTT (/$bunfs/root/claude:678:85096)\n    at Up (/$bunfs/root/claude:678:84920)\n    at Np (/$bunfs/root/claude:678:81338)\n    at BA (/$bunfs/root/claude:678:6410)\n    at pT (/$bunfs/root/claude:678:4907)","timestamp":"2026-02-10T02:19:46.082Z"},{"error":"Error: Tool mcp__plugin_playwright_playwright__browser_take_screenshot not found\n    at Bs_ (/$bunfs/root/claude:1886:7053)\n    at Z$ (/$bunfs/root/claude:678:20801)\n    at eH (/$bunfs/root/claude:678:39204)\n    at WJ (/$bunfs/root/claude:678:49835)\n    at Ev (/$bunfs/root/claude:678:86124)\n    at GTT (/$bunfs/root/claude:678:85096)\n    at Up (/$bunfs/root/claude:678:84920)\n    at Np (/$bunfs/root/claude:678:81338)\n    at BA (/$bunfs/root/claude:678:6410)\n    at pT (/$bunfs/root/claude:678:4907)","timestamp":"2026-02-10T02:19:46.082Z"},{"error":"Error: Tool mcp__plugin_playwright_playwright__browser_evaluate not found\n    at Bs_ (/$bunfs/root/claude:1886:7053)\n    at Z$ (/$bunfs/root/claude:678:20801)\n    at eH (/$bunfs/root/claude:678:39204)\n    at WJ (/$bunfs/root/claude:678:49835)\n    at Ev (/$bunfs/root/claude:678:86124)\n    at GTT (/$bunfs/root/claude:678:85096)\n    at Up (/$bunfs/root/claude:678:84920)\n    at Np (/$bunfs/root/claude:678:81338)\n    at BA (/$bunfs/root/claude:678:6410)\n    at pT (/$bunfs/root/claude:678:4907)","timestamp":"2026-02-10T02:19:46.082Z"},{"error":"Error: Tool mcp__plugin_playwright_playwright__browser_take_screenshot not found\n    at Bs_ (/$bunfs/root/claude:1886:7053)\n    at Z$ (/$bunfs/root/claude:678:20801)\n    at eH (/$bunfs/root/claude:678:39204)\n    at WJ (/$bunfs/root/claude:678:49835)\n    at Ev (/$bunfs/root/claude:678:86124)\n    at GTT (/$bunfs/root/claude:678:85096)\n    at Up (/$bunfs/root/claude:678:84920)\n    at Np (/$bunfs/root/claude:678:81338)\n    at BA (/$bunfs/root/claude:678:6410)\n    at pT (/$bunfs/root/claude:678:4907)","timestamp":"2026-02-10T02:19:46.082Z"},{"error":"Error: Tool mcp__plugin_playwright_playwright__browser_close not found\n    at Bs_ (/$bunfs/root/claude:1886:7053)\n    at Z$ (/$bunfs/root/claude:678:20801)\n    at eH (/$bunfs/root/claude:678:39204)\n    at WJ (/$bunfs/root/claude:678:49835)\n    at Ev (/$bunfs/root/claude:678:86124)\n    at GTT (/$bunfs/root/claude:678:85096)\n    at Up (/$bunfs/root/claude:678:84920)\n    at Np (/$bunfs/root/claude:678:81338)\n    at BA (/$bunfs/root/claude:678:6410)\n    at pT (/$bunfs/root/claude:678:4907)","timestamp":"2026-02-10T02:19:46.082Z"},{"error":"Error: Tool mcp__plugin_playwright_playwright__browser_navigate not found\n    at Bs_ (/$bunfs/root/claude:1886:7053)\n    at Z$ (/$bunfs/root/claude:678:20801)\n    at eH (/$bunfs/root/claude:678:39204)\n    at WJ (/$bunfs/root/claude:678:49835)\n    at Ev (/$bunfs/root/claude:678:86124)\n    at GTT (/$bunfs/root/claude:678:85096)\n    at Up (/$bunfs/root/claude:678:84920)\n    at Np (/$bunfs/root/claude:678:81338)\n    at BA (/$bunfs/root/claude:678:6410)\n    at pT (/$bunfs/root/claude:678:4907)","timestamp":"2026-02-10T02:19:46.126Z"},{"error":"Error: Tool mcp__plugin_playwright_playwright__browser_wait_for not found\n    at Bs_ (/$bunfs/root/claude:1886:7053)\n    at Z$ (/$bunfs/root/claude:678:20801)\n    at eH (/$bunfs/root/claude:678:39204)\n    at WJ (/$bunfs/root/claude:678:49835)\n    at Ev (/$bunfs/root/claude:678:86124)\n    at GTT (/$bunfs/root/claude:678:85096)\n    at Up (/$bunfs/root/claude:678:84920)\n    at Np (/$bunfs/root/claude:678:81338)\n    at BA (/$bunfs/root/claude:678:6410)\n    at pT (/$bunfs/root/claude:678:4907)","timestamp":"2026-02-10T02:19:46.126Z"},{"error":"Error: Tool mcp__plugin_playwright_playwright__browser_resize not found\n    at Bs_ (/$bunfs/root/claude:1886:7053)\n    at Z$ (/$bunfs/root/claude:678:20801)\n    at eH (/$bunfs/root/claude:678:39204)\n    at WJ (/$bunfs/root/claude:678:49835)\n    at Ev (/$bunfs/root/claude:678:86124)\n    at GTT (/$bunfs/root/claude:678:85096)\n    at Up (/$bunfs/root/claude:678:84920)\n    at Np (/$bunfs/root…

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