aslen77

Results 2 issues of aslen77

**Describe the bug** for the initValue i want to set to null and after that increment to 0 ,1 2, 3

error Msg : Connection error ,connect ECONNREFUSED 127.0.0.1:3306 my port is 8888 i dont know why is open the 3306 ![image](https://user-images.githubusercontent.com/39248695/128605911-12aa59ce-32f8-4f9e-ba55-5dbeb7d96e58.png)