[Bug] Anthropic API Error: Stream idle timeout - partial response received

Bug Description
Ultraplan goes to https://claude.ai/code/session_01H6QwQjwFkwub9q7WrpAsTM, but never responding tried so many times before it has never happened for me. It gives me Let me write the refined plan.

API Error: Stream idle timeout - partial response received

Environment Info

• Platform: darwin
• Terminal: vscode
• Version: 2.1.104
• Feedback ID: 68a5ea01-b6b0-4ee9-96c6-6988ed31f6a8

Errors

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/taivan/.local/share/claude/versions/2.1.104 (expected in multi-process scenarios)\n    at Tc_ (/$bunfs/root/src/entrypoints/cli.js:2836:2153)\n    at Se6 (/$bunfs/root/src/entrypoints/cli.js:2836:1233)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-13T05:19:05.398Z"},{"error":"MaxFileReadTokenExceededError: File content (10832 tokens) exceeds maximum allowed tokens (10000). 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 kY7 (/$bunfs/root/src/entrypoints/cli.js:4449:12671)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-13T05:28:58.588Z"},{"error":"MaxFileReadTokenExceededError: File content (17155 tokens) exceeds maximum allowed tokens (10000). Use offset and limit parameters to read specific portions of the file, or search for specific content instead of reading the whole file.\n    at kY7 (/$bunfs/root/src/entrypoints/cli.js:4449:12671)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-13T05:30:36.059Z"},{"error":"MaxFileReadTokenExceededError: File content (11239 tokens) exceeds maximum allowed tokens (10000). 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 kY7 (/$bunfs/root/src/entrypoints/cli.js:4449:12671)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-13T05:30:36.345Z"},{"error":"Error: File does not exist. Note: your current working directory is /Users/taivan/Dev/masdmn.\n    at call (/$bunfs/root/src/entrypoints/cli.js:4458:7632)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-13T05:30:42.516Z"},{"error":"FileTooLargeError: File content (309.9KB) exceeds maximum allowed size (256KB). 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 G1H (/$bunfs/root/src/entrypoints/cli.js:3942:15525)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-13T05:54:00.590Z"},{"error":"MaxFileReadTokenExceededError: File content (109931 tokens) exceeds maximum allowed tokens (10000). Use offset and limit parameters to read specific portions of the file, or search for specific content instead of reading the whole file.\n    at kY7 (/$bunfs/root/src/entrypoints/cli.js:4449:12671)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-13T05:54:03.550Z"},{"error":"MaxFileReadTokenExceededError: File content (109931 tokens) exceeds maximum allowed tokens (10000). 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 kY7 (/$bunfs/root/src/entrypoints/cli.js:4449:12671)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-13T05:54:06.588Z"},{"error":"MaxFileReadTokenExceededError: File content (109931 tokens) exceeds maximum allowed tokens (10000). Use offset and limit parameters to read specific portions of the file, or search for specific content instead of reading the whole file.\n    at kY7 (/$bunfs/root/src/entrypoints/cli.js:4449:12671)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-13T05:54:09.524Z"}]