diff --git a/src/driver/tasks/message/mod.rs b/src/driver/tasks/message/mod.rs
index f769efb..d697e7f 100644
--- a/src/driver/tasks/message/mod.rs
+++ b/src/driver/tasks/message/mod.rs
@@ -25,8 +25,8 @@ impl Interconnect {
     }
 
     pub fn poison_all(&self) {
-        self.poison();
         let _ = self.mixer.send(MixerMessage::Poison);
+        self.poison();
     }
 
     pub fn restart_volatile_internals(&mut self) {
diff --git a/src/driver/tasks/mixer.rs b/src/driver/tasks/mixer.rs
index d552e12..cf85707 100644
--- a/src/driver/tasks/mixer.rs
+++ b/src/driver/tasks/mixer.rs
@@ -228,21 +228,31 @@ impl Mixer {
             // event failure? rebuild interconnect.
             // ws or udp failure? full connect
             // (soft reconnect is covered by the ws task.)
+            //
+            // in both cases, send failure is fatal,
+            // but will only occur on disconnect.
+            // expecting this is fairly noisy, so exit silently.
             if events_failure {
                 self.prevent_events = true;
-                self.interconnect
+                let sent = self
+                    .interconnect
                     .core
-                    .send(CoreMessage::RebuildInterconnect)
-                    .expect("FATAL: No way to rebuild driver core from mixer.");
+                    .send(CoreMessage::RebuildInterconnect);
                 events_failure = false;
+
+                if sent.is_err() {
+                    break;
+                }
             }
 
             if conn_failure {
-                self.interconnect
-                    .core
-                    .send(CoreMessage::FullReconnect)
-                    .expect("FATAL: No way to rebuild driver core from mixer.");
+                self.conn_active = None;
+                let sent = self.interconnect.core.send(CoreMessage::FullReconnect);
                 conn_failure = false;
+
+                if sent.is_err() {
+                    break;
+                }
             }
         }
     }
diff --git a/src/driver/tasks/udp_tx.rs b/src/driver/tasks/udp_tx.rs
index ac3962e..4fd49f2 100644
--- a/src/driver/tasks/udp_tx.rs
+++ b/src/driver/tasks/udp_tx.rs
@@ -36,7 +36,11 @@ pub(crate) async fn runner(udp_msg_rx: Receiver<UdpTxMessage>, ssrc: u32, udp_tx
                     error!("Fatal UDP packet send error: {:?}.", e);
                     break;
                 },
-            Ok(Err(_)) | Ok(Ok(Poison)) => {
+            Ok(Err(e)) => {
+                error!("Fatal UDP packet receive error: {:?}.", e);
+                break;
+            },
+            Ok(Ok(Poison)) => {
                 break;
             },
         }