extension stop to output response after a few lines of text

[giorgiorossi]

Extension stops writing the reply after a few lines of text with the message:
3:14 PM (cancelled)

In the debug log, I only find:

---

{‘sessionUpdate’:‘agent_message_chunk’,‘content’:{‘type’:‘text’,“text”:‘.’}}}}
14:18:31.885 [DEBUG] [Subprocess:JsonRpc] Notification: session/update
14:18:32.020 [DEBUG] [Subprocess:JsonRpc] Received: {‘jsonrpc’:‘2.0’,‘method’:‘session/update’,‘params’:{‘sessionId’:‘20260102_9’,‘update’:{‘sessionUpdate’:‘agent_message_chunk’,‘content’:{‘type’:‘text’,“text”:‘’}}}}
14:18:32.020 [DEBUG] [Subprocess:JsonRpc] Notification: session/update
14:18:32.072 [DEBUG] [Subprocess:JsonRpc] Received: {‘jsonrpc’:‘2.0’,‘id’:11,‘result’:{“stopReason”:‘end_turn’}}
14:18:32.073 [INFO] [ACP] Generation completed with stopReason: end_turn

[giorgiorossi]

In desktop version the chat response does not freeze when making the same request.