RocketChat/Rocket.Chat · error · Error

SAML Service Provider not found.

Error message

SAML Service Provider not found.

What it means

Error "SAML Service Provider not found." thrown in RocketChat/Rocket.Chat.

Source

Thrown at apps/meteor/server/lib/saml/listener.ts:61

	// the runner
	try {
		const samlObject = samlUrlToObject(req.originalUrl);
		if (!samlObject?.serviceName) {
			next();
			return;
		}

		if (!samlObject.actionName) {
			throw new Error('Missing SAML action');
		}

		const service = SAMLUtils.getServiceProviderOptions(samlObject.serviceName);
		if (!service) {
			SystemLogger.error({
				msg: 'SAML service provider not found',
				serviceName: samlObject.serviceName,
			});
			throw new Error('SAML Service Provider not found.');
		}

		await SAML.processRequest(req, res, service, samlObject);
	} catch (err) {
		// @ToDo: Ideally we should send some error message to the client, but there's no way to do it on a redirect right now.
		SystemLogger.error({ err });

		if (!res.headersSent) {
			const url = Meteor.absoluteUrl('home');
			res.writeHead(302, {
				Location: url,
			});
			res.end();
		}
	}
};

// Listen to incoming SAML http requests

View on GitHub (pinned to b2c16d5842)

Solutions

1. Enable and configure the SAML login service provider in the admin settings before using the SAML endpoints.

When it happens

Trigger: Thrown in the SAML listener when no service provider configuration matches the requested provider name.

Common situations: See trigger scenarios.

AI-assisted analysis of RocketChat/Rocket.Chat@b2c16d5842 (2026-08-18). Data as JSON: /api/errors/058833df682a9ff7. Report an issue: GitHub.