From 3dc2d6014cc0566c1789a95fda6bf8a7746182ce Mon Sep 17 00:00:00 2001
From: Riccardo Montagnin <riccardo.montagnin@gmail.com>
Date: Wed, 18 Jan 2023 16:01:19 -0500
Subject: [PATCH] fix: register missing Wasm snapshotter extension (#1069)

---
 ...be6d43c2e5a6fae4f1fb0e63eb9f8b2d3db360260b97.yaml |  6 ++++++
 app/app.go                                           | 12 ++++++++++++
 2 files changed, 18 insertions(+)
 create mode 100644 .changeset/entries/f7bb961b8872d11fc00ebe6d43c2e5a6fae4f1fb0e63eb9f8b2d3db360260b97.yaml

diff --git a/.changeset/entries/f7bb961b8872d11fc00ebe6d43c2e5a6fae4f1fb0e63eb9f8b2d3db360260b97.yaml b/.changeset/entries/f7bb961b8872d11fc00ebe6d43c2e5a6fae4f1fb0e63eb9f8b2d3db360260b97.yaml
new file mode 100644
index 0000000000..761b4b7aa2
--- /dev/null
+++ b/.changeset/entries/f7bb961b8872d11fc00ebe6d43c2e5a6fae4f1fb0e63eb9f8b2d3db360260b97.yaml
@@ -0,0 +1,6 @@
+type: fix
+module: other
+pull_request: 1069
+description: Register missing Wasm snapshotter extension
+backward_compatible: true
+date: 2023-01-17T16:57:07.714192798Z
diff --git a/app/app.go b/app/app.go
index 9dfa3dec4b..456e9ca44a 100644
--- a/app/app.go
+++ b/app/app.go
@@ -2,6 +2,7 @@ package app
 
 import (
 	"encoding/json"
+	"fmt"
 	"io"
 	"net/http"
 	"os"
@@ -912,6 +913,17 @@ func NewDesmosApp(
 	app.SetAnteHandler(anteHandler)
 	app.SetEndBlocker(app.EndBlocker)
 
+	// Must be before Loading version.
+	// Requires the snapshot store to be created and registered as a BaseAppOption
+	if manager := app.SnapshotManager(); manager != nil {
+		err := manager.RegisterExtensions(
+			wasmkeeper.NewWasmSnapshotter(app.CommitMultiStore(), &app.WasmKeeper),
+		)
+		if err != nil {
+			panic(fmt.Errorf("failed to register snapshot extension: %s", err))
+		}
+	}
+
 	if loadLatest {
 		if err := app.LoadLatestVersion(); err != nil {
 			tmos.Exit(err.Error())