[Bug] Subagent launch display incomplete: only 2 of 5 launches shown in main interface

Bug Description
right now when the main agent launches 5 subagents the main interface only shows 2 launches -- this happens often when its 5 agents exactly, 3-4 seem ok most of the time

Environment Info

• Platform: darwin
• Terminal: Apple_Terminal
• Version: 2.1.72
• Feedback ID: 4c035302-0d06-49c3-8eba-d3d097a9d789

Errors

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/fluffypro/.local/share/claude/versions/2.1.72 (expected in multi-process scenarios)\n    at byT (/$bunfs/root/src/entrypoints/cli.js:2612:2025)\n    at kEq (/$bunfs/root/src/entrypoints/cli.js:2612:1169)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-10T23:17:34.525Z"},{"error":"MaxFileReadTokenExceededError: File content (27138 tokens) exceeds maximum allowed tokens (25000). Use offset and limit parameters to read specific portions of the file, or search for specific content instead of reading the whole file.\n    at $i6 (/$bunfs/root/src/entrypoints/cli.js:1472:8068)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-10T23:23:21.299Z"},{"error":"Error: Request was aborted.\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:341:3940)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-10T23:27:51.575Z"},{"error":"Error: Invalid URL\n    at Lmq (/$bunfs/root/src/entrypoints/cli.js:3118:4352)\n    at call (/$bunfs/root/src/entrypoints/cli.js:3121:481)\n    at LvK (/$bunfs/root/src/entrypoints/cli.js:3904:15032)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-10T23:28:34.312Z"},{"error":"Error: File does not exist. Note: your current working directory is /Users/fluffypro/apps/mesh.\n    at call (/$bunfs/root/src/entrypoints/cli.js:1481:6033)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-10T23:34:57.028Z"}]