diff --git a/baseabci/baseapp.go b/baseabci/baseapp.go
index 9e4d632..f1e3655 100644
--- a/baseabci/baseapp.go
+++ b/baseabci/baseapp.go
@@ -741,7 +741,7 @@ func (app *BaseApp) runTxStd(ctx ctx.Context, tx *txs.TxStd, txStdFromChainID st
 			app.Logger.Error("exsits cross txqcp, but signer is nil.if you forgot to set up signer?")
 		}
 
-		if crossTxQcp != nil {
+		if crossTxQcp != nil && crossTxQcp.TxStd != nil {
 			txQcp := saveCrossChainResult(runCtx, crossTxQcp, false, app.txQcpSigner)
 			result.Events = result.Events.AppendEvents(types.Events{
 				types.NewEvent(
@@ -793,6 +793,7 @@ func saveCrossChainResult(ctx ctx.Context, crossTxQcp *txs.TxQcp, isResult bool,
 
 //deliverTxQcp: devilerTx阶段对TxQcp进行业务处理
 func (app *BaseApp) deliverTxQcp(ctx ctx.Context, tx *txs.TxQcp) (result types.Result) {
+
 	defer func() {
 		if r := recover(); r != nil {
 			log := fmt.Sprintf("deliverTxQcp recovered: %v\nstack:\n%v", r, string(debug.Stack()))
@@ -821,7 +822,7 @@ func (app *BaseApp) deliverTxQcp(ctx ctx.Context, tx *txs.TxQcp) (result types.R
 		if !tx.IsResult {
 			//类型为TxQcp时，将所有结果进行保存
 			txQcpResult := txs.NewQcpTxResult(result, tx.Sequence, tx.Extends, "")
-			txStd := txs.NewTxStd(txQcpResult, tx.From, types.ZeroInt())
+			txStd := txs.NewTxStd(txQcpResult, tx.From, txs.QCP_RESULT_DEFAULT_MAX_GAS)
 
 			crossTxQcp := &txs.TxQcp{
 				TxStd: txStd,
diff --git a/context/context.go b/context/context.go
index f9e8a8e..1e8f3f4 100644
--- a/context/context.go
+++ b/context/context.go
@@ -320,7 +320,9 @@ func (c Context) WithEventManager(em *types.EventManager) Context {
 	return c.WithValue(contextKeyEventManager, em)
 }
 
-func (c Context) EventManager() *types.EventManager { return c.Value(contextKeyEventManager).(*types.EventManager) }
+func (c Context) EventManager() *types.EventManager {
+	return c.Value(contextKeyEventManager).(*types.EventManager)
+}
 
 // Cache the multistore and return a new cached context. The cached context is
 // written to the context when writeCache is called.
diff --git a/txs/qcpresult.go b/txs/qcpresult.go
index 42b24d1..0c3a66a 100644
--- a/txs/qcpresult.go
+++ b/txs/qcpresult.go
@@ -10,6 +10,8 @@ import (
 	tcommon "github.com/tendermint/tendermint/libs/common"
 )
 
+var QCP_RESULT_DEFAULT_MAX_GAS = types.NewInt(200000)
+
 // qos端对TxQcp的执行结果
 type QcpTxResult struct {
 	Result              types.Result `json:"result"`              //对应TxQcp执行结果
@@ -85,7 +87,7 @@ func (tx *QcpTxResult) GetGasPayer() types.Address {
 func (tx *QcpTxResult) GetSignData() []byte {
 	ret := types.Int2Byte(int64(tx.Result.Code))
 	ret = append(ret, tx.Result.Data...)
-	for _, event := range tx.Result.Events{
+	for _, event := range tx.Result.Events {
 		ret = append(ret, []byte(event.Type)...)
 		ret = append(ret, []byte(Extends2Byte(event.Attributes))...)
 	}