diff --git a/src/runtime/retired/errors.rs b/src/runtime/retired/errors.rs
deleted file mode 100644
index 13e0b13fcdb65e7fc63feecce192c378817c2714..0000000000000000000000000000000000000000
--- a/src/runtime/retired/errors.rs
+++ /dev/null
@@ -1,94 +0,0 @@
-use crate::common::*;
-
-#[derive(Debug, Copy, Clone, PartialEq, Eq)]
-pub enum PortBindErr {
-    AlreadyConnected,
-    IndexOutOfBounds,
-    NotConfigured,
-    ParseErr,
-    AlreadyConfigured,
-}
-#[derive(Debug, Copy, Clone, PartialEq, Eq)]
-pub enum ReadGottenErr {
-    NotConnected,
-    IndexOutOfBounds,
-    WrongPolarity,
-    NoPreviousRound,
-    DidNotGet,
-}
-#[derive(Debug, Copy, Clone, PartialEq, Eq)]
-pub enum PortOpErr {
-    IndexOutOfBounds,
-    NotConnected,
-    WrongPolarity,
-    DuplicateOperation,
-}
-#[derive(Debug, Clone, PartialEq, Eq)]
-pub enum ConfigErr {
-    AlreadyConnected,
-    ParseErr(String),
-    AlreadyConfigured,
-    NoSuchComponent,
-    NonPortTypeParameters,
-}
-#[derive(Debug, Copy, Clone, PartialEq, Eq)]
-pub enum ConnectErr {
-    PortNotBound { native_index: usize },
-    NotConfigured,
-    AlreadyConnected,
-    MetaProtocolDeviation,
-    Disconnected,
-    PollInitFailed,
-    MessengerRecvErr(MessengerRecvErr),
-    Timeout,
-    PollingFailed,
-    PolarityMatched(SocketAddr),
-    AcceptFailed(SocketAddr),
-    PassiveConnectFailed(SocketAddr),
-    BindFailed(SocketAddr),
-}
-#[derive(Debug, Copy, Clone, PartialEq, Eq)]
-pub enum PollDeadlineErr {
-    PollingFailed,
-    Timeout,
-}
-
-#[derive(Debug, Copy, Clone, PartialEq, Eq)]
-pub enum EndpointErr {
-    Disconnected,
-    MetaProtocolDeviation,
-}
-
-#[derive(Debug, Copy, Clone, PartialEq, Eq)]
-pub enum SyncErr {
-    NotConnected,
-    MessengerRecvErr(MessengerRecvErr),
-    Inconsistent,
-    Timeout,
-    ElaborateFromNonChild,
-    AnnounceFromNonParent,
-    PayloadPremiseExcludesTheChannel(ChannelId),
-    UnexpectedSetupMsg,
-    EndpointErr(EndpointErr),
-    EvalErr(EvalErr),
-}
-#[derive(Debug, Copy, Clone, PartialEq, Eq)]
-pub enum EvalErr {
-    ComponentExitWhileBranching,
-}
-#[derive(Debug, Copy, Clone, PartialEq, Eq)]
-pub enum MessengerRecvErr {
-    PollingFailed,
-    EndpointErr(PortId, EndpointErr),
-}
-impl From<MainComponentErr> for ConfigErr {
-    fn from(e: MainComponentErr) -> Self {
-        use ConfigErr as C;
-        use MainComponentErr as M;
-        match e {
-            M::NoSuchComponent => C::NoSuchComponent,
-            M::NonPortTypeParameters => C::NonPortTypeParameters,
-            _ => todo!(),
-        }
-    }
-}