ignore blockchain error

models/user.go

@@ -976,12 +976,12 @@ func CreateUser(u *User) (err error) {
 	result, err := blockchain.CreateBlockchainAccount()
 	if err != nil {
 		log.Error("createBlockchainAccount failed:", err.Error())
-		return err
+		//return err
+	} else {
+		u.PublicKey = result.Payload["publickey"].(string)
+		u.PrivateKey = result.Payload["privatekey"].(string)
 	}
 
-	u.PublicKey = result.Payload["publickey"].(string)
-	u.PrivateKey = result.Payload["privatekey"].(string)
-
 	sess := x.NewSession()
 	defer sess.Close()
 	if err = sess.Begin(); err != nil {