completion and certificate for OnDemand course

completion is not working correctly and certificate is not given for after finishing the on demand course:

first video

https://sharing.clickup.com/clip/p/t9004002740/9030e80c-d050-4601-9285-1f9cef37b518/9030e80c-d050-4601-9285-1f9cef37b518.webm?filename=screen-recording-2025-08-02-11%3A29.webm

Network open in this video:

https://sharing.clickup.com/clip/p/t9004002740/01b21de0-3a2c-4901-95f3-77f50469d656/01b21de0-3a2c-4901-95f3-77f50469d656.webm?filename=screen-recording-2025-08-02-11%3A31.webm

example of another course, it shows the percentage of the lecture and chapters, is different from the whole course in the left bottom:

https://sharing.clickup.com/clip/p/t9004002740/05339ad7-38d8-4138-9f3f-044fa12682a4/05339ad7-38d8-4138-9f3f-044fa12682a4.webm?filename=screen-recording-2025-08-02-11%3A58.webm