cardano-scaling · noonio · Jun 30, 2025 · Jun 26, 2025 · Jun 27, 2025 · Jun 27, 2025
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -8,6 +8,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 As a minor extension, we also keep a semantic version for the `UNRELEASED`
 changes.
 
+## [0.22.1] - 2025.06.27
+
+* Fix for bug where node got stalled at `ReplayingState` [#2089](https://github.com/cardano-scaling/hydra/issues/2089)
+
 ## [0.22.0] - 2025.06.17
 
 - Tested with `cardano-node 10.1.4` and `cardano-cli 10.1.1.0`.

diff --git a/demo/docker-compose.yaml b/demo/docker-compose.yaml
@@ -21,7 +21,7 @@ services:
 
   hydra-node-1:
    # NOTE: Make sure to use the same image in ./seed-devnet.sh
-    image: ghcr.io/cardano-scaling/hydra-node:0.22.0
+    image: ghcr.io/cardano-scaling/hydra-node:0.22.1
     build:
       context: ../
       target: hydra-node
@@ -58,7 +58,7 @@ services:
 
   hydra-node-2:
     # NOTE: Make sure to use the same image in ./seed-devnet.sh
-    image: ghcr.io/cardano-scaling/hydra-node:0.22.0
+    image: ghcr.io/cardano-scaling/hydra-node:0.22.1
     build:
       context: ../
       target: hydra-node
@@ -95,7 +95,7 @@ services:
 
   hydra-node-3:
     # NOTE: Make sure to use the same image in ./seed-devnet.sh
-    image: ghcr.io/cardano-scaling/hydra-node:0.22.0
+    image: ghcr.io/cardano-scaling/hydra-node:0.22.1
     build:
       context: ../
       target: hydra-node
@@ -131,7 +131,7 @@ services:
     restart: always
 
   hydra-tui-1:
-    image: ghcr.io/cardano-scaling/hydra-tui:0.22.0
+    image: ghcr.io/cardano-scaling/hydra-tui:0.22.1
     build:
        context: ../
        target: hydra-tui
@@ -148,7 +148,7 @@ services:
         ipv4_address: 172.16.238.11
 
   hydra-tui-2:
-    image: ghcr.io/cardano-scaling/hydra-tui:0.22.0
+    image: ghcr.io/cardano-scaling/hydra-tui:0.22.1
     build:
        context: ../
        target: hydra-tui
@@ -165,7 +165,7 @@ services:
         ipv4_address: 172.16.238.21
 
   hydra-tui-3:
-    image: ghcr.io/cardano-scaling/hydra-tui:0.22.0
+    image: ghcr.io/cardano-scaling/hydra-tui:0.22.1
     build:
        context: ../
        target: hydra-tui

diff --git a/demo/seed-devnet.sh b/demo/seed-devnet.sh
@@ -55,7 +55,7 @@ function hnode() {
       docker run --rm -it \
         --pull always \
         -v ${SCRIPT_DIR}/devnet:/devnet \
-        ghcr.io/cardano-scaling/hydra-node:0.22.0 -- ${@}
+        ghcr.io/cardano-scaling/hydra-node:0.22.1 -- ${@}
   fi
 }
 

diff --git a/docs/docs/tutorial/index.md b/docs/docs/tutorial/index.md
@@ -45,7 +45,7 @@ that you have a good version of jq with this command:
 ```shell
 mkdir -p bin
 
-hydra_version=0.22.0
+hydra_version=0.22.1
 curl -L -O https://github.com/cardano-scaling/hydra/releases/download/${hydra_version}/hydra-x86_64-linux-${hydra_version}.zip
 unzip -d bin hydra-x86_64-linux-${hydra_version}.zip
 
@@ -71,7 +71,7 @@ Finally, verify your node installation by running `./bin/hydra-node --help`
 ```shell
 mkdir -p bin
 
-hydra_version=0.22.0
+hydra_version=0.22.1
 curl -L -O https://github.com/cardano-scaling/hydra/releases/download/${hydra_version}/hydra-aarch64-darwin-${hydra_version}.zip
 unzip -d bin hydra-aarch64-darwin-${hydra_version}.zip
 
@@ -415,7 +415,7 @@ Start the `hydra-node` using these parameters:
 <TabItem value="alice" label="Alice">
 
 ```shell
-hydra_version=0.22.0
+hydra_version=0.22.1
 hydra-node \
   --node-id "alice-node" \
   --persistence-dir persistence-alice \
@@ -437,7 +437,7 @@ hydra-node \
 <TabItem value="bob" label="Bob">
 
 ```shell
-hydra_version=0.22.0
+hydra_version=0.22.1
 hydra-node \
   --node-id "bob-node" \
   --persistence-dir persistence-bob \

diff --git a/hydra-cardano-api/hydra-cardano-api.cabal b/hydra-cardano-api/hydra-cardano-api.cabal
@@ -1,6 +1,6 @@
 cabal-version: 3.0
 name:          hydra-cardano-api
-version:       0.22.0
+version:       0.22.1
 synopsis:      A Haskell API for Cardano, tailored to the Hydra project.
 author:        IOG
 copyright:     2022 IOG

diff --git a/hydra-chain-observer/hydra-chain-observer.cabal b/hydra-chain-observer/hydra-chain-observer.cabal
@@ -1,6 +1,6 @@
 cabal-version: 3.0
 name:          hydra-chain-observer
-version:       0.22.0
+version:       0.22.1
 synopsis:      Hydra Chain Observer
 author:        IOG
 copyright:     2023 IOG

diff --git a/hydra-cluster/hydra-cluster.cabal b/hydra-cluster/hydra-cluster.cabal
@@ -1,6 +1,6 @@
 cabal-version:      3.0
 name:               hydra-cluster
-version:            0.22.0
+version:            0.22.1
 synopsis:
   Integration test suite using a local cluster of cardano and hydra nodes
 

diff --git a/hydra-node/hydra-node.cabal b/hydra-node/hydra-node.cabal
@@ -1,6 +1,6 @@
 cabal-version:      3.0
 name:               hydra-node
-version:            0.22.0
+version:            0.22.1
 synopsis:           The Hydra node
 author:             IOG
 copyright:          2022 IOG

diff --git a/hydra-node/json-schemas/api.yaml b/hydra-node/json-schemas/api.yaml
@@ -1,7 +1,7 @@
 asyncapi: '2.3.0'
 info:
   title: Hydra Node API
-  version: '0.22.0'
+  version: '0.22.1'
   description: |
     WebSocket/HTTP API for administrating & interacting with Hydra Heads: multi-party isomorphic state-channels for Cardano.
 

diff --git a/hydra-node/networks.json b/hydra-node/networks.json
@@ -10,7 +10,8 @@
         "0.19.0": "ab1d9f8cca896bca06b70df74860deecf20774e03d8562aecaed37525f6ebead",
         "0.20.0": "4f6db33d2e6940672e4a8061efd4dc999ac3e76c9d203961fabe1e15ed1aaf73,543d03edfbc54208338abc06c6f5b1bbd840b0169dffd010df8f2f54600ba1f9,8d833996cfe92b3bee45eb5fbef4eb7f8ed2e71772c396a3d0db5c21b3429476",
         "0.21.0": "b5d5fa4d367005bdd6449dcca049aa61aa8b59a907231b03bb006eda01e8e73a,696ec03023309d8e75f983d4285880dcfcfac58c06808e0191ef075f10034212,48e09f38b208f4f30b1fe29232f450cfea88ffc9393ac34b1069dddce2758e8d",
-        "0.22.0": "0571111c9cdbc4880625fb70c88eb2de1e09752a7b5a984644f7be6a0037051f,e0f89d9d24096de8c654302f00d80895c9e28c16ed40a4b2a086ddbeb915cf11,62f2e60c2d2e31e7dee22eea0f6f55903ff862c5c8b3205f48a498920a03a851"
+        "0.22.0": "0571111c9cdbc4880625fb70c88eb2de1e09752a7b5a984644f7be6a0037051f,e0f89d9d24096de8c654302f00d80895c9e28c16ed40a4b2a086ddbeb915cf11,62f2e60c2d2e31e7dee22eea0f6f55903ff862c5c8b3205f48a498920a03a851",
+        "0.22.1": "0571111c9cdbc4880625fb70c88eb2de1e09752a7b5a984644f7be6a0037051f,e0f89d9d24096de8c654302f00d80895c9e28c16ed40a4b2a086ddbeb915cf11,62f2e60c2d2e31e7dee22eea0f6f55903ff862c5c8b3205f48a498920a03a851"
     },
     "preprod": {
         "0.13.0": "f917dcd1fa2653e33d6d0ca5a067468595b546120c3085fab60848c34f92c265",
@@ -23,7 +24,8 @@
         "0.19.0": "03f8deb122fbbd98af8eb58ef56feda37728ec957d39586b78198a0cf624412a",
         "0.20.0": "5237b67923bf67e6691a09117c45fdc26c27911a8e2469d6a063a78da1c7c60a,5ed4032823e295b542d0cde0c5e531ca17c9834947400c05a50549607dbc3fa5,128af7ef4fd3fa8d1eda5cb1628aa2a1e8846d7685d91e0c6dae50b7d5f263b2",
         "0.21.0": "557b6a6eaf6177407757cb82980ebc5b759b150ccfd329e1d8f81bbd16fecb01,98e1a40224c5ed8eaff5fc1f865d89af47ae89fd4adc1c37fc80dfd901b0caf2,8fbdf7de4934ca4d22ed9cfac0f6e2566990751b6f4b944470dafabbd079b965",
-        "0.22.0": "c9c4d820d5575173cfa81ba2d2d1096fc40f84d16d8c17284da410a4fb5e64eb,ae4443b46f550289337fc5c2c52b24f1288dab36d1a229167a6e04f056a966fe,48bd29e43dd01d12ab464f75fe40eed80e4051c8d3409e1cb20b8c01120b425e"
+        "0.22.0": "0571111c9cdbc4880625fb70c88eb2de1e09752a7b5a984644f7be6a0037051f,e0f89d9d24096de8c654302f00d80895c9e28c16ed40a4b2a086ddbeb915cf11,62f2e60c2d2e31e7dee22eea0f6f55903ff862c5c8b3205f48a498920a03a851",
+        "0.22.1": "0571111c9cdbc4880625fb70c88eb2de1e09752a7b5a984644f7be6a0037051f,e0f89d9d24096de8c654302f00d80895c9e28c16ed40a4b2a086ddbeb915cf11,62f2e60c2d2e31e7dee22eea0f6f55903ff862c5c8b3205f48a498920a03a851"
     },
     "preview": {
         "0.13.0": "1e00c627ec4b2ad0b4aa68068d3818ca0e41338c87e5504cda118c4050a98763",
@@ -36,7 +38,8 @@
         "0.19.0": "0fd2468a66a0b1cb944cff9512ecfa25cdd2799cb48b07210c449a5ecace267d",
         "0.20.0": "b7b88533de303beefae2d8bb93fe1a1cd5e4fa3c4439c8198c83addfe79ecbdc,da1cc0eef366031e96323b6620f57bc166cf743c74ce76b6c3a02c8f634a7d20,6665f1dfdf9b9eb72a0dd6bb73e9e15567e188132b011e7cf6914c39907ac484",
         "0.21.0": "bdf8a262cd5e7c8f4961aed865c026d5b6314b22a4bc31e981363b5bb50d1da6,0dbb43e152647c729c365aa18fce20133a212c6b43252fa25dbb7c0cf65ae011,54aec058e43e5cfe5161e8f97cc43f4601da180dc8ac13f3f39eb2fa08148a01",
-        "0.22.0": "f0836329dcc837ebc770de707a7490c90b5185d2f67a25b0ddbf19dc2b3efffb,f27acadbfe368032f812eec031ccf82b5f2cbeabc16846ae21758c518e44241e,39924b477411b6bd33258f63dd705e0712b513a21ea9bc422a23ec0be797ba03"
+        "0.22.0": "0571111c9cdbc4880625fb70c88eb2de1e09752a7b5a984644f7be6a0037051f,e0f89d9d24096de8c654302f00d80895c9e28c16ed40a4b2a086ddbeb915cf11,62f2e60c2d2e31e7dee22eea0f6f55903ff862c5c8b3205f48a498920a03a851",
+        "0.22.1": "0571111c9cdbc4880625fb70c88eb2de1e09752a7b5a984644f7be6a0037051f,e0f89d9d24096de8c654302f00d80895c9e28c16ed40a4b2a086ddbeb915cf11,62f2e60c2d2e31e7dee22eea0f6f55903ff862c5c8b3205f48a498920a03a851"
     },
     "sanchonet": {
         "0.16.0": "af37f4f6bf7459d2ae1d6b2a1a2e4049465b62a8ebc308f3d6d6af68240a4419"

diff --git a/hydra-node/src/Hydra/Node.hs b/hydra-node/src/Hydra/Node.hs
@@ -186,7 +186,6 @@ hydrate ::
   [EventSink (StateEvent tx) m] ->
   m (DraftHydraNode tx m)
 hydrate tracer env ledger initialChainState EventStore{eventSource, eventSink} eventSinks = do
-  let allSinks = eventSink : eventSinks
   traceWith tracer LoadingState
   (lastEventId, (headState, chainStateHistory)) <-
     runConduitRes $
@@ -203,7 +202,7 @@ hydrate tracer env ledger initialChainState EventStore{eventSource, eventSink} e
   -- (Re-)submit events to sinks; de-duplication is handled by the sinks
   traceWith tracer ReplayingState
   runConduitRes $
-    sourceEvents eventSource .| mapM_C (\e -> lift $ putEventsToSinks allSinks [e])
+    sourceEvents eventSource .| mapM_C (\e -> lift $ putEventsToSinks eventSinks [e])
 
   nodeState <- createNodeState (getLast lastEventId) headState
   inputQueue <- createInputQueue
@@ -215,7 +214,7 @@ hydrate tracer env ledger initialChainState EventStore{eventSource, eventSink} e
       , nodeState
       , inputQueue
       , eventSource
-      , eventSinks = allSinks
+      , eventSinks = eventSink : eventSinks
       , chainStateHistory
       }
  where

diff --git a/hydra-plutus-extras/hydra-plutus-extras.cabal b/hydra-plutus-extras/hydra-plutus-extras.cabal
@@ -1,6 +1,6 @@
 cabal-version: 3.0
 name:          hydra-plutus-extras
-version:       0.22.0
+version:       0.22.1
 synopsis:
   Several extras and extensions of plutus-tx and plutus-ledger-api
 

diff --git a/hydra-plutus/hydra-plutus.cabal b/hydra-plutus/hydra-plutus.cabal
@@ -1,6 +1,6 @@
 cabal-version:      2.2
 name:               hydra-plutus
-version:            0.22.0
+version:            0.22.1
 synopsis:           Hydra Plutus Contracts
 author:             IOG
 copyright:          2022 IOG

diff --git a/hydra-prelude/hydra-prelude.cabal b/hydra-prelude/hydra-prelude.cabal
@@ -1,6 +1,6 @@
 cabal-version: 2.2
 name:          hydra-prelude
-version:       0.22.0
+version:       0.22.1
 synopsis:      Custom Hydra Prelude used across other Hydra packages.
 author:        IOG
 copyright:     2022 IOG

diff --git a/hydra-test-utils/hydra-test-utils.cabal b/hydra-test-utils/hydra-test-utils.cabal
@@ -1,6 +1,6 @@
 cabal-version: 3.0
 name:          hydra-test-utils
-version:       0.22.0
+version:       0.22.1
 synopsis:      Hydra utilities for testing, aka. "Test Prelude"
 author:        IOG
 copyright:     2022 IOG

diff --git a/hydra-tui/hydra-tui.cabal b/hydra-tui/hydra-tui.cabal
@@ -1,6 +1,6 @@
 cabal-version: 2.2
 name:          hydra-tui
-version:       0.22.0
+version:       0.22.1
 synopsis:      TUI for managing a Hydra node
 description:   TUI for managing a Hydra node
 author:        IOG

diff --git a/hydra-tx/hydra-tx.cabal b/hydra-tx/hydra-tx.cabal
@@ -1,6 +1,6 @@
 cabal-version: 3.0
 name:          hydra-tx
-version:       0.22.0
+version:       0.22.1
 synopsis:      Hydra transaction library
 author:        IOG
 copyright:     2024 IOG