fix: error messages

module/x/gravity/client/cli/tx.go

@@ -113,17 +113,17 @@ func CmdSendToEth() *cobra.Command {
 
 			amount, err := sdk.ParseCoinsNormalized(args[1])
 			if err != nil {
-				return sdkerrors.Wrap(err, "amount")
+				return err
 			}
 
 			bridgeFee, err := sdk.ParseCoinsNormalized(args[2])
 			if err != nil {
-				return sdkerrors.Wrap(err, "bridge fee")
+				return err
 			}
 
 			ethAddr, err := types.NewEthAddress(args[0])
 			if err != nil {
-				return sdkerrors.Wrap(err, "invalid eth address")
+				return err
 			}
 
 			if len(amount) != 1 || len(bridgeFee) != 1 {
@@ -164,7 +164,7 @@ func CmdSetMinFeeTransferToEth() *cobra.Command {
 
 			amount, ok := sdk.NewIntFromString(args[0])
 			if !ok {
-				return sdkerrors.Wrap(err, "min-bridge-fee")
+				return fmt.Errorf("wrong min-bridge-fee %s", args[0])
 			}
 
 			if amount.LT(sdk.OneInt()) {

module/x/gravity/keeper/msg_server.go

@@ -163,15 +163,15 @@ func (k msgServer) SetMinFeeTransferToEth(c context.Context, msg *types.MsgSetMi
 	ctx := sdk.UnwrapSDKContext(c)
 
 	if msg.Fee.Equal(k.GetMinimumFeeTransferToEth(ctx)) {
-		return nil, fmt.Errorf("fee min fee should be different from current value")
+		return nil, sdkerrors.Wrap(types.ErrInvalid, "fee min fee should be different from current value")
 	}
 
 	//get signer admin tokens
 	sAddr := msg.GetSigners()[0]
 	sat := k.bankKeeper.GetAllBalances(ctx, sAddr).AmountOf("cudosAdmin")
 
 	if sat.LT(sdk.OneInt()) {
-		return nil, fmt.Errorf("only accounts with admin tokens can change the min bridge fee")
+		return nil, sdkerrors.Wrap(types.ErrInvalid, "only accounts with admin tokens can change the min bridge fee")
 	}
 
 	k.SetMinimumFeeTransferToEth(ctx, msg.Fee)