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[Bugfix] Preserve original ImportError in gRPC server entrypoint #38673

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Merged
njhill merged 1 commit into from
Apr 1, 2026
+6 −4
Merged

[Bugfix] Preserve original ImportError in gRPC server entrypoint #38673

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10 changes: 6 additions & 4 deletions vllm/entrypoints/grpc_server.py
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Original file line number Diff line number Diff line change
Expand Up @@ -29,11 +29,13 @@
from grpc_reflection.v1alpha import reflection
from smg_grpc_proto import vllm_engine_pb2, vllm_engine_pb2_grpc
from smg_grpc_servicer.vllm.servicer import VllmEngineServicer
except ImportError:
except ImportError as e:
raise ImportError(
"smg-grpc-servicer is required for gRPC mode. "
"Install it with: pip install vllm[grpc]"
) from None
"gRPC mode requires smg-grpc-servicer. "
"If not installed, run: pip install vllm[grpc]. "
"If already installed, there may be a broken import due to a "
"version mismatch — see the chained exception above for details."
) from e

import uvloop

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