Error in auth begin - Node js

[gutti-yaswanth]

auth begin throwing me an error called Error [ERR_HTTP_HEADERS_SENT]: Cannot set headers after they are sent to the client

const shopify = shopifyApi({ apiKey: 'swdhfbsjdkfs', apiSecretKey: 'shpss_sajhfcbsdk', scopes: ['write_payment_customizations', 'write_payment_gateways'], hostName: 'https://zig1pjqena.share.zrok.io', apiVersion: ApiVersion.October25 });

app.get('/auth', async (req, res) => { console.log("Inside auth endpoint", req.query); try { await shopify.auth.begin({ shop: shopify.utils.sanitizeShop(req.query.shop, true), callbackPath: '/auth/callback', isOnline: false, rawRequest: req, rawResponse: res, }); }catch (error) { console.error("Error in auth begin:", error); } });