microsoft/vscode · error · Error

Unable to verify Ollama server version. Please ensure you ha

Error message

Unable to verify Ollama server version. Please ensure you have Ollama version ${MINIMUM_OLLAMA_VERSION} or higher installed. If you're running an older version, please upgrade from https://ollama.ai

What it means

Error "Unable to verify Ollama server version. Please ensure you have Ollama version ${MINIMUM_OLLAMA_VERSION} or higher installed. If you're running an older version, please upgrade from https://ollama.ai" thrown in microsoft/vscode.

Source

Thrown at extensions/copilot/src/extension/byok/vscode-node/ollamaProvider.ts:225

	private async _checkOllamaVersion(ollamaBaseUrl: string): Promise<void> {
		try {
			const response = await this._fetcherService.fetch(`${ollamaBaseUrl}/api/version`, { method: 'GET', callSite: 'ollama-version' });
			const versionInfo = await response.json() as OllamaVersionResponse;

			if (!this._isVersionSupported(versionInfo.version)) {
				throw new Error(
					`Ollama server version ${versionInfo.version} is not supported. ` +
					`Please upgrade to version ${MINIMUM_OLLAMA_VERSION} or higher. ` +
					`Visit https://ollama.ai for upgrade instructions.`
				);
			}
		} catch (e) {
			if (e instanceof Error && e.message.includes('Ollama server version')) {
				// Re-throw our custom version error
				throw e;
			}
			// If version endpoint fails
			throw new Error(
				`Unable to verify Ollama server version. Please ensure you have Ollama version ${MINIMUM_OLLAMA_VERSION} or higher installed. ` +
				`If you're running an older version, please upgrade from https://ollama.ai`
			);
		}
	}
}

View on GitHub (pinned to a94b963a32)

When it happens

Trigger: Thrown at extensions/copilot/src/extension/byok/vscode-node/ollamaProvider.ts:225 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of microsoft/vscode@a94b963a32 (2026-08-12). Data as JSON: /api/errors/071fd367b62d3fb3. Report an issue: GitHub.