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fix UnboundLocalError on model_config in init_disaggregation #23959

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hnyls2002 merged 1 commit into from
Apr 28, 2026
+4 −0
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fix UnboundLocalError on model_config in init_disaggregation #23959

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4 changes: 4 additions & 0 deletions python/sglang/srt/managers/scheduler.py
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Original file line number Diff line number Diff line change
Expand Up @@ -871,6 +871,10 @@ def init_disaggregation(self):
self.server_args.disaggregation_transfer_backend
)

# Default to the target model_config so the MetadataBuffers branches
# below can always access it; overridden by the draft model_config
# when this node runs a spec module.
model_config = self.model_config
if self.draft_worker is None or self.spec_algorithm.is_ngram():
draft_token_to_kv_pool = None
elif self.spec_algorithm.supports_spec_v2() and self.enable_overlap:
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