TypeError: Cannot read properties of undefined (reading 'bind')

[jrieken]

• use todays insiders
• open vscode-copilot-chat repo
• press F5
• make a chat request
• 🐛 TypeError: Cannot read properties of undefined (reading 'bind')

2026-02-03 16:24:56.141 [error] TypeError: Cannot read properties of undefined (reading 'bind')
    at new CodeBlockTrackingChatResponseStream (/Users/jrieken/Code/vscode-copilot-chat/src/extension/codeBlocks/node/codeBlockProcessor.ts:127:43)
    at _InstantiationService._createInstance (/Users/jrieken/Code/vscode-copilot-chat/src/util/vs/platform/instantiation/common/instantiationService.ts:164:18)
    at _InstantiationService.createInstance (/Users/jrieken/Code/vscode-copilot-chat/src/util/vs/platform/instantiation/common/instantiationService.ts:130:18)
    at /Users/jrieken/Code/vscode-copilot-chat/src/extension/prompt/node/defaultIntentRequestHandler.ts:225:71
    at /Users/jrieken/Code/vscode-copilot-chat/src/extension/intents/node/toolCallingLoop.ts:400:29
    at Array.forEach (<anonymous>)
    at DefaultToolCallingLoop.runOne (/Users/jrieken/Code/vscode-copilot-chat/src/extension/intents/node/toolCallingLoop.ts:399:37)
    at DefaultToolCallingLoop.run (/Users/jrieken/Code/vscode-copilot-chat/src/extension/intents/node/toolCallingLoop.ts:190:20)
    at DefaultIntentRequestHandler.runWithToolCalling (/Users/jrieken/Code/vscode-copilot-chat/src/extension/prompt/node/defaultIntentRequestHandler.ts:346:19)
    at DefaultIntentRequestHandler.getResult (/Users/jrieken/Code/vscode-copilot-chat/src/extension/prompt/node/defaultIntentRequestHandler.ts:143:26)
    at EditIntentRequestHandler.getResult (/Users/jrieken/Code/vscode-copilot-chat/src/extension/intents/node/editCodeIntent.ts:227:18)
    at ChatParticipantRequestHandler.getResult (/Users/jrieken/Code/vscode-copilot-chat/src/extension/prompt/node/chatParticipantRequestHandler.ts:255:14)
    at YP.x (/Users/jrieken/Code/vscode-copilot-chat/src/extension/conversation/vscode-node/chatParticipants.ts:269:11)
    at _d.$invokeAgent (file:///Applications/Visual%20Studio%20Code%20-%20Insiders.app/Contents/Resources/app/out/vs/workbench/api/node/extensionHostProcess.js:144:52774)