creation of 2 same chapters

In this case, the + buttons are creating 2 same chapters on the same dates and also 2 identical lessons at the same time. Once the + is pressed and the chapter is being created, it should not allow the creation of another one.

https://sharing.clickup.com/clip/p/t9004002740/8d891f76-144d-49ef-90f3-22f2625e9077/fe-course-2%20chapters%20and%20lesson%20same.webm.webm

It also saves the course content.