I am Getting Error 9 Internal server error what is problem in code please help

// Fetch one scream
exports.getScream = (req, res) => {
let screamData = {};
db.doc(/screams/${req.params.screamId})
.get()
.then((doc) => {
if (!doc.exists) {
return res.status(404).json({ error: ‘Scream not found’ });
}
screamData = doc.data();
screamData.screamId = doc.id;
return db
.collection(‘comments’)
.orderBy(‘createdAt’, ‘desc’)
.where(‘screamId’, ‘==’, req.params.screamId)
.get();
})
.then((data) => {
screamData.comments = ;
data.forEach((doc) => {
screamData.comments.push(doc.data());
});
return res.json(screamData);
})
.catch((err) => {
console.error(err);
res.status(500).json({ error: err.code });
});

Hey I am getting the same error. Were you able to solve it?