chore: try fix migration

app/app.go

@@ -1143,7 +1143,7 @@ func (app *Haqq) setupUpgradeHandlers() {
 	// v1.6.4 Coinomics v2
 	app.UpgradeKeeper.SetUpgradeHandler(
 		v164.UpgradeName,
-		v164.CreateUpgradeHandler(app.mm, app.configurator),
+		v164.CreateUpgradeHandler(app.mm, app.configurator, app.GetKey(coinomicstypes.StoreKey)),
 	)
 
 	// When a planned update height is reached, the old binary will panic

app/upgrades/v1.6.4/upgrades.go

@@ -1,6 +1,7 @@
 package v164
 
 import (
+	storetypes "github.com/cosmos/cosmos-sdk/store/types"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/cosmos/cosmos-sdk/types/module"
 	upgradetypes "github.com/cosmos/cosmos-sdk/x/upgrade/types"
@@ -12,22 +13,23 @@ const ModuleName = "coinomics"
 func CreateUpgradeHandler(
 	mm *module.Manager,
 	configurator module.Configurator,
+	storeKey storetypes.StoreKey,
 ) upgradetypes.UpgradeHandler {
 	return func(ctx sdk.Context, _ upgradetypes.Plan, vm module.VersionMap) (module.VersionMap, error) {
 		logger := ctx.Logger()
 
 		logger.Info("start clean coinomics store")
 
-		storeKey := sdk.NewKVStoreKey(ModuleName)
+		// Используйте переданный ключ хранилища
 		store := ctx.KVStore(storeKey)
 
 		iterator := sdk.KVStorePrefixIterator(store, nil)
-		// defer iterator.Close()
 
 		for ; iterator.Valid(); iterator.Next() {
 			store.Delete(iterator.Key())
 		}
 
+		iterator.Close() // Не забудьте закрыть итератор
 		logger.Info("cleared coinomics store")
 
 		logger.Info("start default sdk migration for v1.6.4")