diff --git a/engineioxide/src/socket.rs b/engineioxide/src/socket.rs
index bf765bfc..4b2ca6cc 100644
--- a/engineioxide/src/socket.rs
+++ b/engineioxide/src/socket.rs
@@ -399,12 +399,15 @@ impl<D> Socket<D>
 where
     D: Default + Send + Sync + 'static,
 {
-    pub fn new_dummy(close_fn: Box<dyn Fn(Sid, DisconnectReason) + Send + Sync>) -> Socket<D> {
+    pub fn new_dummy(
+        sid: Sid,
+        close_fn: Box<dyn Fn(Sid, DisconnectReason) + Send + Sync>,
+    ) -> Socket<D> {
         let (internal_tx, internal_rx) = mpsc::channel(200);
         let (heartbeat_tx, heartbeat_rx) = mpsc::channel(1);
 
         Self {
-            id: Sid::new(),
+            id: sid,
             protocol: ProtocolVersion::V4,
             transport: AtomicU8::new(TransportType::Websocket as u8),
 
diff --git a/socketioxide/src/client.rs b/socketioxide/src/client.rs
index 153b59e8..39e5550a 100644
--- a/socketioxide/src/client.rs
+++ b/socketioxide/src/client.rs
@@ -60,13 +60,23 @@ impl<A: Adapter> Client<A> {
         auth: Option<String>,
         ns_path: String,
         esocket: &Arc<engineioxide::Socket<SocketData>>,
-    ) -> Result<(), Error> {
+    ) -> Result<(), serde_json::Error> {
         debug!("auth: {:?}", auth);
         let sid = esocket.id;
         if let Some(ns) = self.get_ns(&ns_path) {
-            ns.connect(sid, esocket.clone(), auth, self.config.clone())?;
+            let protocol: ProtocolVersion = esocket.protocol.into();
 
             // cancel the connect timeout task for v5
+            #[cfg(feature = "v5")]
+            if let Some(tx) = esocket.data.connect_recv_tx.lock().unwrap().take() {
+                tx.send(()).unwrap();
+            }
+
+            let connect_packet = Packet::connect(ns_path, sid, protocol);
+            if let Err(err) = esocket.emit(connect_packet.try_into()?) {
+                debug!("sending error during socket connection: {err:?}");
+            }
+            ns.connect(sid, esocket.clone(), auth, self.config.clone())?;
             if let Some(tx) = esocket.data.connect_recv_tx.lock().unwrap().take() {
                 tx.send(()).unwrap();
             }
@@ -98,9 +108,12 @@ impl<A: Adapter> Client<A> {
 
     /// Propagate a packet to a its target namespace
     fn sock_propagate_packet(&self, packet: Packet, sid: Sid) -> Result<(), Error> {
-        self.get_ns(&packet.ns)
-            .ok_or(Error::InvalidNamespace(packet.ns))?
-            .recv(sid, packet.inner)
+        if let Some(ns) = self.get_ns(&packet.ns) {
+            ns.recv(sid, packet.inner)
+        } else {
+            debug!("invalid namespace requested: {}", packet.ns);
+            Ok(())
+        }
     }
 
     /// Spawn a task that will close the socket if it is not connected to a namespace
diff --git a/socketioxide/src/errors.rs b/socketioxide/src/errors.rs
index 389b97d0..333e1eb8 100644
--- a/socketioxide/src/errors.rs
+++ b/socketioxide/src/errors.rs
@@ -19,14 +19,11 @@ pub enum Error {
     InvalidEventName,
 
     #[error("invalid namespace")]
-    InvalidNamespace(String),
+    InvalidNamespace,
 
     #[error("cannot find socketio socket")]
     SocketGone(Sid),
 
-    #[error("send error: {0}")]
-    SendError(#[from] SendError),
-
     /// An engineio error
     #[error("engineio error: {0}")]
     EngineIoError(#[from] engineioxide::errors::Error),
@@ -47,7 +44,7 @@ impl From<&Error> for Option<EIoDisconnectReason> {
             Error::SerializeError(_) | Error::InvalidPacketType | Error::InvalidEventName => {
                 Some(PacketParsingError)
             }
-            Error::Adapter(_) | Error::InvalidNamespace(_) | Error::SendError(_) => None,
+            Error::Adapter(_) | Error::InvalidNamespace => None,
         }
     }
 }
diff --git a/socketioxide/src/ns.rs b/socketioxide/src/ns.rs
index 9ccc2264..6d06b453 100644
--- a/socketioxide/src/ns.rs
+++ b/socketioxide/src/ns.rs
@@ -7,9 +7,9 @@ use crate::{
     adapter::Adapter,
     errors::Error,
     handler::{BoxedNamespaceHandler, CallbackHandler},
-    packet::{Packet, PacketData},
+    packet::PacketData,
     socket::Socket,
-    ProtocolVersion, SocketIoConfig,
+    SocketIoConfig,
 };
 use crate::{client::SocketData, errors::AdapterError};
 use engineioxide::sid::Sid;
@@ -46,15 +46,10 @@ impl<A: Adapter> Namespace<A> {
         esocket: Arc<engineioxide::Socket<SocketData>>,
         auth: Option<String>,
         config: Arc<SocketIoConfig>,
-    ) -> Result<(), Error> {
-        let protocol: ProtocolVersion = esocket.protocol.into();
-        let socket: Arc<Socket<A>> = Socket::new(self.clone(), esocket, config).into();
+    ) -> Result<(), serde_json::Error> {
+        let socket: Arc<Socket<A>> = Socket::new(sid, self.clone(), esocket, config).into();
         self.sockets.write().unwrap().insert(sid, socket.clone());
-
-        socket.send(Packet::connect(self.path.clone(), socket.id, protocol))?;
-
-        self.handler.call(socket, auth)?;
-        Ok(())
+        self.handler.call(socket, auth)
     }
 
     /// Remove a socket from a namespace and propagate the event to the adapter
diff --git a/socketioxide/src/socket.rs b/socketioxide/src/socket.rs
index de5db1a8..2f8d2585 100644
--- a/socketioxide/src/socket.rs
+++ b/socketioxide/src/socket.rs
@@ -9,7 +9,7 @@ use std::{
     time::Duration,
 };
 
-use engineioxide::{sid::Sid, socket::DisconnectReason as EIoDisconnectReason, ProtocolVersion};
+use engineioxide::{sid::Sid, socket::DisconnectReason as EIoDisconnectReason};
 use futures::{future::BoxFuture, Future};
 use serde::{de::DeserializeOwned, Serialize};
 use serde_json::Value;
@@ -110,22 +110,18 @@ pub struct Socket<A: Adapter> {
 
 impl<A: Adapter> Socket<A> {
     pub(crate) fn new(
+        sid: Sid,
         ns: Arc<Namespace<A>>,
         esocket: Arc<engineioxide::Socket<SocketData>>,
         config: Arc<SocketIoConfig>,
     ) -> Self {
-        let id = if esocket.protocol == ProtocolVersion::V3 {
-            esocket.id
-        } else {
-            Sid::new()
-        };
         Self {
             ns,
             message_handlers: RwLock::new(HashMap::new()),
             disconnect_handler: Mutex::new(None),
             ack_message: Mutex::new(HashMap::new()),
             ack_counter: AtomicI64::new(0),
-            id,
+            id: sid,
             extensions: Extensions::new(),
             config,
             esocket,
@@ -587,16 +583,11 @@ impl<A: Adapter> Debug for Socket<A> {
 impl<A: Adapter> Socket<A> {
     pub fn new_dummy(sid: Sid, ns: Arc<Namespace<A>>) -> Socket<A> {
         let close_fn = Box::new(move |_, _| ());
-        Socket {
-            id: sid,
+        Socket::new(
+            sid,
             ns,
-            ack_counter: AtomicI64::new(0),
-            ack_message: Mutex::new(HashMap::new()),
-            message_handlers: RwLock::new(HashMap::new()),
-            disconnect_handler: Mutex::new(None),
-            config: Arc::new(SocketIoConfig::default()),
-            extensions: Extensions::new(),
-            esocket: engineioxide::Socket::new_dummy(close_fn).into(),
-        }
+            engineioxide::Socket::new_dummy(sid, close_fn).into(),
+            Arc::new(SocketIoConfig::default()),
+        )
     }
 }