Even with the latest version of LM Studio and the latest runtimes I find that to... | Hacker News

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		abroadwin 2 days ago \| parent \| context \| favorite \| on: April 2026 TLDR Setup for Ollama and Gemma 4 26B o... Even with the latest version of LM Studio and the latest runtimes I find that tool use fails 100% of the time with the following error: Error rendering prompt with jinja template: "Cannot apply filter "upper" to type: UndefinedValue". EDIT: The issue is addressed in LM Studio 0.4.9 (build 1), which auto-update wasn't picking up for me for some reason.

		help

jasonjmcghee 2 days ago [–]

I googled it- supposed fixed template

https://github.com/ggml-org/llama.cpp/issues/21347#issuecomm...

abroadwin 2 days ago | [–]

Alas, this does not resolve the issue for me.

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