Upgrading vLLM to v0.17.0 with Qwen on RTX 4000 Ada: Every Breaking Change You Will Hit
A hands-on record of every error encountered upgrading from vLLM v0.9.2 to v0.17.0 with Qwen models on an RTX 4000 Ada (20GB VRAM): deprecated CLI flags, CUDA runtime changes, entrypoint conflicts, tool-call parser requirements, unsupported transformers, and how to pick the right quantized model for 20GB VRAM.