handle upgrade empty params (#101)

initia-labs · Nov 6, 2024 · 240904b · 240904b
1 parent 09848b7
commit 240904b
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Showing 2 changed files with 3 additions and 1 deletion.
diff --git a/app/upgrade.go b/app/upgrade.go
@@ -10,7 +10,7 @@ import (
 	"github.com/cosmos/cosmos-sdk/types/module"
 )
 
-const upgradeName = "0.6.0"
+const upgradeName = "0.6.3"
 
 // RegisterUpgradeHandlers returns upgrade handlers
 func (app *MinitiaApp) RegisterUpgradeHandlers(cfg module.Configurator) {

diff --git a/x/evm/keeper/params.go b/x/evm/keeper/params.go
@@ -19,6 +19,8 @@ func (k Keeper) GasRefundRatio(ctx context.Context) (math.LegacyDec, error) {
 	params, err := k.Params.Get(ctx)
 	if err != nil {
 		return math.LegacyZeroDec(), err
+	} else if params.GasRefundRatio.IsNil() {
+		return math.LegacyZeroDec(), nil
 	}
 
 	return params.GasRefundRatio, nil