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Problems.

Trouble with LangChain windows

LLM apps3 posts from 3 people2d active+00 posts in the last 7 days, 1 the 7 days before (fading)

Posts per day

Posts per day3 posts, Sep 10 to Sep 25

The posts behind it

3, newest first
PostDate
[Bug] Two langchain unit tests read pyproject.toml without a UTF-8 encoding and fail on Windows with a non-UTF-8 locale### Submission checklist - [x] This is a bug, not a usage question. - [x] I added a clear and descriptive title that summarizes this issue. - [x] I used the GitHub search to find a similar question and didn't find it. - [x] I am sure that this is a bug in LangChain rather than...langchain-ai/langchainlanguor-daiduodeSep 187 days ago
langchain: MCP adapter test asserts a POSIX-only error message, fails on Windows where the drive letter parses as a URL scheme### Submission checklist - [x] This is a bug, not a usage question. - [x] I added a clear and descriptive title that summarizes this issue. - [x] I used the GitHub search to find a similar question and didn't find it. - [x] I am sure that this is a bug in LangChain rather than...langchain-ai/langchainBASILAHAMEDSep 102 weeks ago
Bug: MCPAdapter test fails on Windows due to strict POSIX error assertion### Description Currently, there is a failing test on Windows environments in the MCP adapter module: `test_a_string_naming_a_local_script_is_refused`. **The Bug:** The test ensures that passing a local script path as a string to `MCPAdapter` is refused, preventing arbitrary...langchain-ai/langchaindeepak25000000Sep 102 weeks ago

Companies and products named

Company or productPosts naming it
LangChain3
Anthropic2
OpenAI2
Perplexity2
DeepSeek2
Ollama2
About this problem

Evidence

3 posts from 3 people in 1 place, about 2 a week over 9 days. Mostly on langchain-ai/langchain. Tools named alongside: Anthropic, OpenAI, Perplexity, DeepSeek.

Frustration Frustration 0 of 3· Seen on GitHub issues

How it was grouped

Posts about LangChain with no known issue, sharing the word "windows". First post Sep 10, 2026, latest Sep 18, 2026. Corroborated: 3 or more posts from 2 or more people or places. Method

History

  • 2026-09-25 Added: Trouble with LangChain windows (3 posts)

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