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Gemma4 31B model struggles with file editing tasks

A user on Reddit is reporting issues with the Gemma4 31B model when attempting to edit files locally. The model appears to struggle with accurately recalling the original content of files, often making incorrect modifications, such as altering indentation, which leads to task rejection. This problem has been observed across multiple harnesses, including Goose, Copilot, Codex, and Little Coder, suggesting a potential limitation in the model's tool-calling capabilities, specifically for file editing tasks. AI

IMPACT Highlights potential limitations in local LLM tool use for code editing tasks.

RANK_REASON User reports a specific functional issue with a model's tool-calling capabilities.

Read on r/LocalLLaMA →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Gemma4 31B model struggles with file editing tasks

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0 / 100
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Newsworthiness bucket
Tool
User reports a specific functional issue with a model's tool-calling capabilities.
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Only one publisher covered this so far. Single-source stories can still rank when the publisher is high-authority, but they lack cross-source corroboration.
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High
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Story freshness
51 days old
Aged out of breaking-news scoring windows; ranking reflects the durable signal from the full source set.

Full methodology in our editorial standards.

COVERAGE [1]

  1. r/LocalLLaMA TIER_1 English(EN) · /u/DanTup ·

    Gemma4 (31B, bf16) constantly fails to edit files due to mismatches in original text - just me?

    <!-- SC_OFF --><div class="md"><p>I've been trying to find a good model to run locally, and in the benchmarks I can Gemma4 does well.</p> <p>However, whenever I give it anything that involves writing any code, it sits in loops trying to edit files sending the wrong original conte…