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fix(voice): apply max_unrecoverable_errors tolerance to STT errors #5666

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fix(voice): apply max_unrecoverable_errors tolerance to STT errors #5666

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7 changes: 7 additions & 0 deletions livekit-agents/livekit/agents/voice/agent_session.py
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Original file line number Diff line number Diff line change
Expand Up @@ -403,6 +403,7 @@ def __init__(
# unrecoverable error counts, reset after agent speaking
self._llm_error_counts = 0
self._tts_error_counts = 0
self._stt_error_counts = 0

# aec warmup: disable interruptions while AEC warms up
self._aec_warmup_remaining = aec_warmup_duration or 0.0
Expand Down Expand Up @@ -997,6 +998,7 @@ async def _aclose_impl(
self._agent_state = "initializing"
self._llm_error_counts = 0
self._tts_error_counts = 0
self._stt_error_counts = 0
self._root_span_context = None

if self._session_host:
Expand Down Expand Up @@ -1384,6 +1386,10 @@ def _on_error(
self._llm_error_counts += 1
if self._llm_error_counts <= self.conn_options.max_unrecoverable_errors:
return
elif error.type == "stt_error":
self._stt_error_counts += 1
if self._stt_error_counts <= self.conn_options.max_unrecoverable_errors:
return
elif error.type == "tts_error":
self._tts_error_counts += 1
if self._tts_error_counts <= self.conn_options.max_unrecoverable_errors:
Expand Down Expand Up @@ -1478,6 +1484,7 @@ def _update_agent_state(
if state == "speaking":
self._llm_error_counts = 0
self._tts_error_counts = 0
self._stt_error_counts = 0

if self._agent_speaking_span is None:
self._agent_speaking_span = tracer.start_span(
Expand Down
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