[GH-ISSUE #7803] problem with ollama serve #4990

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opened 2026-04-12 16:03:07 -05:00 by GiteaMirror · 3 comments
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Originally created by @atb29 on GitHub (Nov 22, 2024).
Original GitHub issue: https://github.com/ollama/ollama/issues/7803

What is the issue?

C:\Users\allowdin>ollama serve
Error: listen tcp 127.0.0.1:11434: bind: Only one usage of each socket address (protocol/network address/port) is normally permitted.

OS

Windows

GPU

Other

CPU

Intel

Ollama version

0.3.13

Originally created by @atb29 on GitHub (Nov 22, 2024). Original GitHub issue: https://github.com/ollama/ollama/issues/7803 ### What is the issue? C:\Users\allowdin>ollama serve Error: listen tcp 127.0.0.1:11434: bind: Only one usage of each socket address (protocol/network address/port) is normally permitted. ### OS Windows ### GPU Other ### CPU Intel ### Ollama version 0.3.13
GiteaMirror added the needs more infobug labels 2026-04-12 16:03:07 -05:00
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@bmizerany commented on GitHub (Nov 22, 2024):

@atb29 That normally indicates there is something already using that port, likely another ollama instance. Can you check if there is already another instance of ollama serve running? Perhaps you installed ollama via our Windows installer and so that is already using the default ollama port?

<!-- gh-comment-id:2494829751 --> @bmizerany commented on GitHub (Nov 22, 2024): @atb29 That normally indicates there is something already using that port, likely another ollama instance. Can you check if there is already another instance of `ollama serve` running? Perhaps you installed ollama via our Windows installer and so that is already using the default ollama port?
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@rick-github commented on GitHub (Nov 22, 2024):

possibly wsl: https://github.com/ollama/ollama/issues/6701

<!-- gh-comment-id:2494959387 --> @rick-github commented on GitHub (Nov 22, 2024): possibly wsl: https://github.com/ollama/ollama/issues/6701
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@rick-github commented on GitHub (Dec 2, 2024):

Were you able to resolve this?

<!-- gh-comment-id:2511873161 --> @rick-github commented on GitHub (Dec 2, 2024): Were you able to resolve this?
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Reference: github-starred/ollama#4990