Agent Initialization Failure: Undefined Agent Type 'json-file-tester'

Bug Description
/agents
⎿  Agent changes:
Created agent: json-file-tester

/agents

⎿  (no content)

use the json file tester agent to do something

● I'll use the json-file-tester agent to perform a task. Let me launch it with a
specific task to demonstrate its capabilities.

● json-file-tester(Test JSON file agent)
⎿  Initializing…
⎿  Error: Agent type 'json-file-tester' not found. Available agents:
general-purpose

Environment Info

• Platform: linux
• Terminal: xterm-256color
• Version: 1.0.61
• Feedback ID: 5f7bfcdc-c241-4d5e-b866-2fa37ba1b905

Errors

[{"error":"Error: spawn /data/data/com.termux/files/home/.claude/local/node_modules/@anthropic-ai/claude-code/vendor/ripgrep/arm64-android/rg ENOENT\n    at ChildProcess._handle.onexit (node:internal/child_process:285:19)\n    at onErrorNT (node:internal/child_process:483:16)\n    at process.processTicksAndRejections (node:internal/process/task_queues:90:21)","timestamp":"2025-07-27T19:26:23.600Z"},{"error":"Error: spawn /data/data/com.termux/files/home/.claude/local/node_modules/@anthropic-ai/claude-code/vendor/ripgrep/arm64-android/rg ENOENT\n    at ChildProcess._handle.onexit (node:internal/child_process:285:19)\n    at onErrorNT (node:internal/child_process:483:16)\n    at process.processTicksAndRejections (node:internal/process/task_queues:90:21)","timestamp":"2025-07-27T19:26:29.469Z"},{"error":"Error: spawn /data/data/com.termux/files/home/.claude/local/node_modules/@anthropic-ai/claude-code/vendor/ripgrep/arm64-android/rg ENOENT\n    at ChildProcess._handle.onexit (node:internal/child_process:285:19)\n    at onErrorNT (node:internal/child_process:483:16)\n    at process.processTicksAndRejections (node:internal/process/task_queues:90:21)","timestamp":"2025-07-27T19:27:03.207Z"},{"error":"Error: Agent type 'json-file-tester' not found. Available agents: general-purpose\n    at Object.call (file:///data/data/com.termux/files/home/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:2560:3708)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)\n    at async KX8 (file:///data/data/com.termux/files/home/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:2428:10150)\n    at async hb1 (file:///data/data/com.termux/files/home/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:2428:6569)\n    at async i_1 (file:///data/data/com.termux/files/home/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1758:1384)\n    at async CX8 (file:///data/data/com.termux/files/home/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:2428:5713)\n    at async JX8 (file:///data/data/com.termux/files/home/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:2428:5198)\n    at async mP (file:///data/data/com.termux/files/home/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:2428:3660)\n    at async b0 (file:///data/data/com.termux/files/home/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:2939:2691)","timestamp":"2025-07-27T19:27:41.194Z"},{"error":"Error: Request was aborted.\n    at F71._createMessage (file:///data/data/com.termux/files/home/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1325:7955)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)","timestamp":"2025-07-27T19:27:52.075Z"}]