diff --git a/Cargo.lock b/Cargo.lock
index 3ca0475..f562b4f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,21 +2,6 @@
 # It is not intended for manual editing.
 version = 4
 
-[[package]]
-name = "addr2line"
-version = "0.25.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b5d307320b3181d6d7954e663bd7c774a838b8220fe0593c86d9fb09f498b4b"
-dependencies = [
- "gimli",
-]
-
-[[package]]
-name = "adler2"
-version = "2.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "320119579fcad9c21884f5c4861d16174d0e06250625266f50fe6898340abefa"
-
 [[package]]
 name = "aead"
 version = "0.6.0-rc.2"
@@ -57,9 +42,6 @@ name = "anyhow"
 version = "1.0.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a23eb6b1614318a8071c9b2521f36b424b2c83db5eb3a0fead4a6c0809af6e61"
-dependencies = [
- "backtrace",
-]
 
 [[package]]
 name = "arrayref"
@@ -152,21 +134,6 @@ dependencies = [
  "tokio",
 ]
 
-[[package]]
-name = "backtrace"
-version = "0.3.76"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bb531853791a215d7c62a30daf0dde835f381ab5de4589cfe7c649d2cbe92bd6"
-dependencies = [
- "addr2line",
- "cfg-if",
- "libc",
- "miniz_oxide",
- "object",
- "rustc-demangle",
- "windows-link 0.2.1",
-]
-
 [[package]]
 name = "base16ct"
 version = "0.3.0"
@@ -220,12 +187,6 @@ dependencies = [
  "zeroize",
 ]
 
-[[package]]
-name = "btparse"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "387e80962b798815a2b5c4bcfdb6bf626fa922ffe9f74e373103b858738e9f31"
-
 [[package]]
 name = "bumpalo"
 version = "3.19.0"
@@ -317,17 +278,6 @@ dependencies = [
  "thiserror 2.0.17",
 ]
 
-[[package]]
-name = "color-backtrace"
-version = "0.7.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e49b1973af2a47b5b44f7dd0a344598da95c872e1556b045607888784e973b91"
-dependencies = [
- "backtrace",
- "btparse",
- "termcolor",
-]
-
 [[package]]
 name = "combine"
 version = "4.6.7"
@@ -870,12 +820,6 @@ dependencies = [
  "wasm-bindgen",
 ]
 
-[[package]]
-name = "gimli"
-version = "0.32.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e629b9b98ef3dd8afe6ca2bd0f89306cec16d43d907889945bc5d6687f2f13c7"
-
 [[package]]
 name = "gloo-timers"
 version = "0.3.0"
@@ -1333,9 +1277,9 @@ dependencies = [
 
 [[package]]
 name = "iroh"
-version = "0.94.0"
+version = "0.95.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b9428cef1eafd2eac584269986d1949e693877ac12065b401dfde69f664b07ac"
+checksum = "2374ba3cdaac152dc6ada92d971f7328e6408286faab3b7350842b2ebbed4789"
 dependencies = [
  "aead",
  "backon",
@@ -1357,10 +1301,9 @@ dependencies = [
  "iroh-quinn-proto",
  "iroh-quinn-udp",
  "iroh-relay",
+ "n0-error",
  "n0-future",
- "n0-snafu",
  "n0-watcher",
- "nested_enum_utils",
  "netdev",
  "netwatch",
  "pin-project",
@@ -1375,7 +1318,6 @@ dependencies = [
  "rustls-webpki",
  "serde",
  "smallvec",
- "snafu",
  "strum",
  "time",
  "tokio",
@@ -1390,19 +1332,17 @@ dependencies = [
 
 [[package]]
 name = "iroh-base"
-version = "0.94.0"
+version = "0.95.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db942f6f3d6fa9b475690c6e8e6684d60591dd886bf1bdfef4c60d89d502215c"
+checksum = "25a8c5fb1cc65589f0d7ab44269a76f615a8c4458356952c9b0ef1c93ea45ff8"
 dependencies = [
  "curve25519-dalek",
  "data-encoding",
  "derive_more 2.0.1",
  "ed25519-dalek",
- "n0-snafu",
- "nested_enum_utils",
+ "n0-error",
  "rand_core 0.9.3",
  "serde",
- "snafu",
  "url",
  "zeroize",
  "zeroize_derive",
@@ -1410,24 +1350,24 @@ dependencies = [
 
 [[package]]
 name = "iroh-metrics"
-version = "0.36.2"
+version = "0.37.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c84c167b59ae22f940e78eb347ca5f02aa25608e994cb5a7cc016ac2d5eada18"
+checksum = "79e3381da7c93c12d353230c74bba26131d1c8bf3a4d8af0fec041546454582e"
 dependencies = [
  "iroh-metrics-derive",
  "itoa",
+ "n0-error",
  "postcard",
  "ryu",
  "serde",
- "snafu",
  "tracing",
 ]
 
 [[package]]
 name = "iroh-metrics-derive"
-version = "0.3.1"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "748d380f26f7c25307c0a7acd181b84b977ddc2a1b7beece1e5998623c323aa1"
+checksum = "d4e12bd0763fd16062f5cc5e8db15dd52d26e75a8af4c7fb57ccee3589b344b8"
 dependencies = [
  "heck",
  "proc-macro2",
@@ -1442,7 +1382,7 @@ dependencies = [
  "anyhow",
  "iroh",
  "iroh-metrics",
- "n0-snafu",
+ "n0-error",
  "tokio",
 ]
 
@@ -1502,9 +1442,9 @@ dependencies = [
 
 [[package]]
 name = "iroh-relay"
-version = "0.94.0"
+version = "0.95.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "360e201ab1803201de9a125dd838f7a4d13e6ba3a79aeb46c7fbf023266c062e"
+checksum = "43fbdf2aeffa7d6ede1a31f6570866c2199b1cee96a0b563994623795d1bac2c"
 dependencies = [
  "blake3",
  "bytes",
@@ -1522,9 +1462,8 @@ dependencies = [
  "iroh-quinn",
  "iroh-quinn-proto",
  "lru 0.16.2",
+ "n0-error",
  "n0-future",
- "n0-snafu",
- "nested_enum_utils",
  "num_enum",
  "pin-project",
  "pkarr",
@@ -1536,7 +1475,6 @@ dependencies = [
  "serde",
  "serde_bytes",
  "sha1",
- "snafu",
  "strum",
  "tokio",
  "tokio-rustls",
@@ -1675,15 +1613,6 @@ version = "2.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f52b00d39961fc5b2736ea853c9cc86238e165017a493d1d5c8eac6bdc4cc273"
 
-[[package]]
-name = "miniz_oxide"
-version = "0.8.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1fa76a2c86f704bdb222d66965fb3d63269ce38518b83cb0575fca855ebb6316"
-dependencies = [
- "adler2",
-]
-
 [[package]]
 name = "mio"
 version = "1.1.0"
@@ -1713,6 +1642,29 @@ dependencies = [
  "uuid",
 ]
 
+[[package]]
+name = "n0-error"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a4839a11b62f1fdd75be912ee20634053c734c2240e867ded41c7f50822c549"
+dependencies = [
+ "derive_more 2.0.1",
+ "n0-error-macros",
+ "spez",
+]
+
+[[package]]
+name = "n0-error-macros"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6ed2a7e5ca3cb5729d4a162d7bcab5b338bed299a2fee8457568d7e0a747ed89"
+dependencies = [
+ "heck",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "n0-future"
 version = "0.3.0"
@@ -1734,40 +1686,15 @@ dependencies = [
  "web-time",
 ]
 
-[[package]]
-name = "n0-snafu"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1815107e577a95bfccedb4cfabc73d709c0db6d12de3f14e0f284a8c5036dc4f"
-dependencies = [
- "anyhow",
- "btparse",
- "color-backtrace",
- "snafu",
- "tracing-error",
-]
-
 [[package]]
 name = "n0-watcher"
-version = "0.4.0"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "34c65e127e06e5a2781b28df6a33ea474a7bddc0ac0cfea888bd20c79a1b6516"
+checksum = "38acf13c1ddafc60eb7316d52213467f8ccb70b6f02b65e7d97f7799b1f50be4"
 dependencies = [
  "derive_more 2.0.1",
+ "n0-error",
  "n0-future",
- "snafu",
-]
-
-[[package]]
-name = "nested_enum_utils"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1d5475271bdd36a4a2769eac1ef88df0f99428ea43e52dfd8b0ee5cb674695f"
-dependencies = [
- "proc-macro-crate",
- "proc-macro2",
- "quote",
- "syn",
 ]
 
 [[package]]
@@ -1837,9 +1764,9 @@ dependencies = [
 
 [[package]]
 name = "netwatch"
-version = "0.11.0"
+version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "98d7ec7abdbfe67ee70af3f2002326491178419caea22254b9070e6ff0c83491"
+checksum = "26f2acd376ef48b6c326abf3ba23c449e0cb8aa5c2511d189dd8a8a3bfac889b"
 dependencies = [
  "atomic-waker",
  "bytes",
@@ -1848,9 +1775,9 @@ dependencies = [
  "iroh-quinn-udp",
  "js-sys",
  "libc",
+ "n0-error",
  "n0-future",
  "n0-watcher",
- "nested_enum_utils",
  "netdev",
  "netlink-packet-core",
  "netlink-packet-route",
@@ -1858,7 +1785,6 @@ dependencies = [
  "netlink-sys",
  "pin-project-lite",
  "serde",
- "snafu",
  "socket2 0.6.1",
  "time",
  "tokio",
@@ -1931,15 +1857,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "object"
-version = "0.37.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ff76201f031d8863c38aa7f905eca4f53abbfa15f609db4277d44cd8938f33fe"
-dependencies = [
- "memchr",
-]
-
 [[package]]
 name = "once_cell"
 version = "1.21.3"
@@ -2107,9 +2024,9 @@ checksum = "f84267b20a16ea918e43c6a88433c2d54fa145c92a811b5b047ccbe153674483"
 
 [[package]]
 name = "portmapper"
-version = "0.11.0"
+version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d73aa9bd141e0ff6060fea89a5437883f3b9ceea1cda71c790b90e17d072a3b3"
+checksum = "7b575f975dcf03e258b0c7ab3f81497d7124f508884c37da66a7314aa2a8d467"
 dependencies = [
  "base64",
  "bytes",
@@ -2120,13 +2037,12 @@ dependencies = [
  "igd-next",
  "iroh-metrics",
  "libc",
- "nested_enum_utils",
+ "n0-error",
  "netwatch",
  "num_enum",
  "rand 0.9.2",
  "serde",
  "smallvec",
- "snafu",
  "socket2 0.6.1",
  "time",
  "tokio",
@@ -2419,12 +2335,6 @@ dependencies = [
  "windows-sys 0.52.0",
 ]
 
-[[package]]
-name = "rustc-demangle"
-version = "0.1.26"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "56f7d92ca342cea22a06f2121d944b4fd82af56988c270852495420f961d4ace"
-
 [[package]]
 name = "rustc-hash"
 version = "2.1.1"
@@ -2768,28 +2678,6 @@ version = "1.15.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03"
 
-[[package]]
-name = "snafu"
-version = "0.8.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6e84b3f4eacbf3a1ce05eac6763b4d629d60cbc94d632e4092c54ade71f1e1a2"
-dependencies = [
- "backtrace",
- "snafu-derive",
-]
-
-[[package]]
-name = "snafu-derive"
-version = "0.8.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1c97747dbf44bb1ca44a561ece23508e99cb592e862f22222dcf42f51d1e451"
-dependencies = [
- "heck",
- "proc-macro2",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "socket2"
 version = "0.5.10"
@@ -2810,6 +2698,17 @@ dependencies = [
  "windows-sys 0.60.2",
 ]
 
+[[package]]
+name = "spez"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c87e960f4dca2788eeb86bbdde8dd246be8948790b7618d656e68f9b720a86e8"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "spin"
 version = "0.9.8"
@@ -2926,15 +2825,6 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7b2093cf4c8eb1e67749a6762251bc9cd836b6fc171623bd0a9d324d37af2417"
 
-[[package]]
-name = "termcolor"
-version = "1.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06794f8f6c5c898b3275aebefa6b8a1cb24cd2c6c79397ab15774837a0bc5755"
-dependencies = [
- "winapi-util",
-]
-
 [[package]]
 name = "thiserror"
 version = "1.0.69"
@@ -3223,16 +3113,6 @@ dependencies = [
  "valuable",
 ]
 
-[[package]]
-name = "tracing-error"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b1581020d7a273442f5b45074a6a57d5757ad0a47dac0e9f0bd57b81936f3db"
-dependencies = [
- "tracing",
- "tracing-subscriber",
-]
-
 [[package]]
 name = "tracing-log"
 version = "0.2.0"
diff --git a/Cargo.toml b/Cargo.toml
index ac406d6..5272eee 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,9 +11,9 @@ rust-version = "1.85"
 
 [dependencies]
 anyhow = "1.0.98"
-iroh = "0.94"
-iroh-metrics = "0.36.0"
-n0-snafu = "0.2.2"
+iroh = "0.95"
+iroh-metrics = "0.37.0"
+n0-error = "0.1"
 
 [dev-dependencies]
 tokio = { version = "1", features = ["full"] }
diff --git a/deny.toml b/deny.toml
index c9e62c4..d6f670f 100644
--- a/deny.toml
+++ b/deny.toml
@@ -38,3 +38,5 @@ name = "ring"
 [[licenses.clarify.license-files]]
 hash = 3171872035
 path = "LICENSE"
+
+[sources]
diff --git a/src/lib.rs b/src/lib.rs
index 919c2e7..162399e 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -84,11 +84,11 @@ impl ProtocolHandler for Ping {
     ///
     /// The returned future runs on a newly spawned tokio task, so it can run as long as
     /// the connection lasts.
-    async fn accept(&self, connection: Connection) -> n0_snafu::Result<(), AcceptError> {
+    async fn accept(&self, connection: Connection) -> n0_error::Result<(), AcceptError> {
         let metrics = self.metrics.clone();
 
         // We can get the remote's node id from the connection.
-        let node_id = connection.remote_id()?;
+        let node_id = connection.remote_id();
         println!("accepted connection from {node_id}");
 
         // Our protocol is a simple request-response protocol, so we expect the