diff --git a/x/iscn/handler.go b/x/iscn/handler.go
deleted file mode 100644
index 19d33b155..000000000
--- a/x/iscn/handler.go
+++ /dev/null
@@ -1,29 +0,0 @@
-package iscn
-
-import (
-	sdk "github.com/cosmos/cosmos-sdk/types"
-	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
-
-	"github.com/likecoin/likecoin-chain/v4/x/iscn/keeper"
-	"github.com/likecoin/likecoin-chain/v4/x/iscn/types"
-)
-
-func NewHandler(k keeper.Keeper) sdk.Handler {
-	msgServer := keeper.NewMsgServerImpl(k)
-	return func(ctx sdk.Context, msg sdk.Msg) (*sdk.Result, error) {
-		ctx = ctx.WithEventManager(sdk.NewEventManager())
-		switch msg := msg.(type) {
-		case *types.MsgCreateIscnRecord:
-			res, err := msgServer.CreateIscnRecord(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgUpdateIscnRecord:
-			res, err := msgServer.UpdateIscnRecord(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgChangeIscnRecordOwnership:
-			res, err := msgServer.ChangeIscnRecordOwnership(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		default:
-			return nil, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "unrecognized iscn message type: %T", msg)
-		}
-	}
-}
diff --git a/x/iscn/module.go b/x/iscn/module.go
index 678ca57c8..615d3484b 100644
--- a/x/iscn/module.go
+++ b/x/iscn/module.go
@@ -98,9 +98,7 @@ func (am AppModule) RegisterInvariants(ir sdk.InvariantRegistry) {
 	keeper.RegisterInvariants(ir, am.keeper)
 }
 
-func (am AppModule) Route() sdk.Route {
-	return sdk.NewRoute(types.RouterKey, NewHandler(am.keeper))
-}
+func (am AppModule) Route() sdk.Route { return sdk.Route{} }
 
 func (AppModule) QuerierRoute() string {
 	return types.QuerierRoute
diff --git a/x/likenft/handler.go b/x/likenft/handler.go
deleted file mode 100644
index 01eda08b7..000000000
--- a/x/likenft/handler.go
+++ /dev/null
@@ -1,80 +0,0 @@
-package likenft
-
-import (
-	"fmt"
-
-	sdk "github.com/cosmos/cosmos-sdk/types"
-	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
-	"github.com/likecoin/likecoin-chain/v4/x/likenft/keeper"
-	"github.com/likecoin/likecoin-chain/v4/x/likenft/types"
-)
-
-// NewHandler ...
-func NewHandler(k keeper.Keeper) sdk.Handler {
-	msgServer := keeper.NewMsgServerImpl(k)
-
-	return func(ctx sdk.Context, msg sdk.Msg) (*sdk.Result, error) {
-		ctx = ctx.WithEventManager(sdk.NewEventManager())
-
-		switch msg := msg.(type) {
-		case *types.MsgNewClass:
-			res, err := msgServer.NewClass(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgUpdateClass:
-			res, err := msgServer.UpdateClass(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgMintNFT:
-			res, err := msgServer.MintNFT(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgBurnNFT:
-			res, err := msgServer.BurnNFT(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgCreateBlindBoxContent:
-			res, err := msgServer.CreateBlindBoxContent(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgUpdateBlindBoxContent:
-			res, err := msgServer.UpdateBlindBoxContent(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgDeleteBlindBoxContent:
-			res, err := msgServer.DeleteBlindBoxContent(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgCreateOffer:
-			res, err := msgServer.CreateOffer(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgUpdateOffer:
-			res, err := msgServer.UpdateOffer(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgDeleteOffer:
-			res, err := msgServer.DeleteOffer(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgCreateListing:
-			res, err := msgServer.CreateListing(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgUpdateListing:
-			res, err := msgServer.UpdateListing(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgDeleteListing:
-			res, err := msgServer.DeleteListing(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgSellNFT:
-			res, err := msgServer.SellNFT(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgBuyNFT:
-			res, err := msgServer.BuyNFT(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgCreateRoyaltyConfig:
-			res, err := msgServer.CreateRoyaltyConfig(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgUpdateRoyaltyConfig:
-			res, err := msgServer.UpdateRoyaltyConfig(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-		case *types.MsgDeleteRoyaltyConfig:
-			res, err := msgServer.DeleteRoyaltyConfig(sdk.WrapSDKContext(ctx), msg)
-			return sdk.WrapServiceResult(ctx, res, err)
-			// this line is used by starport scaffolding # 1
-		default:
-			errMsg := fmt.Sprintf("unrecognized %s message type: %T", types.ModuleName, msg)
-			return nil, sdkerrors.Wrap(sdkerrors.ErrUnknownRequest, errMsg)
-		}
-	}
-}
diff --git a/x/likenft/module.go b/x/likenft/module.go
index 911af0329..57ad724b5 100644
--- a/x/likenft/module.go
+++ b/x/likenft/module.go
@@ -123,9 +123,7 @@ func (am AppModule) Name() string {
 }
 
 // Route returns the capability module's message routing key.
-func (am AppModule) Route() sdk.Route {
-	return sdk.NewRoute(types.RouterKey, NewHandler(am.keeper))
-}
+func (am AppModule) Route() sdk.Route { return sdk.Route{} }
 
 // QuerierRoute returns the capability module's query routing key.
 func (AppModule) QuerierRoute() string { return types.QuerierRoute }