update

dapp/wasm/wasm.go

 package wasm
 
 import (
-	sdk "github.com/33cn/chain33-sdk-go"
-	"github.com/33cn/chain33-sdk-go/crypto"
 	"io/ioutil"
 	"math/rand"
+	"time"
 
+	sdk "github.com/33cn/chain33-sdk-go"
+	"github.com/33cn/chain33-sdk-go/crypto"
 	"github.com/33cn/chain33-sdk-go/types"
 )
 
+var r *rand.Rand
+
+func init() {
+	r = rand.New(rand.NewSource(time.Now().UnixNano()))
+}
+
 func CreateWasmCreateTx(paraName, path, name string, privKey, cert, uid []byte) (*types.Transaction, error) {
 	code, err := ioutil.ReadFile(path)
 	if err != nil {
@@ -23,7 +30,7 @@ func CreateWasmCreateTx(paraName, path, name string, privKey, cert, uid []byte)
 			},
 		},
 	}
-	tx := &types.Transaction{Execer: []byte(paraName + WasmX), Payload: types.Encode(payload), Fee: 1e5, Nonce: rand.Int63()}
+	tx := &types.Transaction{Execer: []byte(paraName + WasmX), Payload: types.Encode(payload), Fee: 1e5, Nonce: r.Int63(), To: crypto.GetExecAddress(paraName + WasmX)}
 	tx, err = sdk.Sign(tx, privKey, crypto.SM2, uid)
 	if err != nil {
 		return nil, err
@@ -44,7 +51,7 @@ func CreateWasmCallTx(paraName, contract, method string, param []int64, env []st
 			},
 		},
 	}
-	tx := &types.Transaction{Execer: []byte(paraName + WasmX), Payload: types.Encode(payload), Fee: 1e5, Nonce: rand.Int63()}
+	tx := &types.Transaction{Execer: []byte(paraName + WasmX), Payload: types.Encode(payload), Fee: 1e5, Nonce: r.Int63(), To: crypto.GetExecAddress(paraName + WasmX)}
 	var err error
 	tx, err = sdk.Sign(tx, privKey, crypto.SM2, uid)
 	if err != nil {
@@ -52,4 +59,4 @@ func CreateWasmCallTx(paraName, contract, method string, param []int64, env []st
 	}
 	tx.Signature.Signature = crypto.EncodeCertToSignature(tx.Signature.Signature, cert, uid)
 	return tx, nil
-}
\ No newline at end of file
+}