Problem: invariant bank total supply broken when create validator (#463)

* Problem: invariant bank total supply broken when create validator

* update doc

CHANGELOG.md

@@ -52,6 +52,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 - (feemarket) [#433](https://github.com/crypto-org-chain/ethermint/pull/433) Fix sdk int conversion panic with baseFee.
 * (rpc) [#434](https://github.com/crypto-org-chain/ethermint/pull/434) No need gasPrice when patch gasUsed for `eth_getTransactionReceipt`.
 * (rpc) [#439](https://github.com/crypto-org-chain/ethermint/pull/439), [#441](https://github.com/crypto-org-chain/ethermint/pull/441) Align trace response for failed tx with go-ethereum.
+* (evm) [#463](https://github.com/crypto-org-chain/ethermint/pull/463) Avoid broken bank total supply when creates a validator.
 
 ### Improvements
 

x/evm/keeper/utils.go

@@ -165,11 +165,10 @@ func DeductFees(bankKeeper types.BankKeeper, ctx sdk.Context, acc sdk.AccountI,
 	if !fees.IsValid() {
 		return errorsmod.Wrapf(errortypes.ErrInsufficientFee, "invalid fee amount: %s", fees)
 	}
-
-	err := bankKeeper.SendCoinsFromAccountToModuleVirtual(ctx, acc.GetAddress(), authtypes.FeeCollectorName, fees)
-	if err != nil {
-		return errorsmod.Wrapf(errortypes.ErrInsufficientFunds, err.Error())
+	if ctx.BlockHeight() > 0 {
+		if err := bankKeeper.SendCoinsFromAccountToModuleVirtual(ctx, acc.GetAddress(), authtypes.FeeCollectorName, fees); err != nil {
+			return errorsmod.Wrapf(errortypes.ErrInsufficientFunds, err.Error())
+		}
 	}
-
 	return nil
 }