When I select a value from the Section field, it should automatically combine with the corresponding values.

[moin555]

obviously, the VBA is not running, because there is a code in the Form's Current.
you must Enable the macro (if there is a Yellow warning) to your db.
or before opening the db, right-click on it and on it's Property->Unblock it.

doen sir unblock the file what next

 

[arnelgp]

you open it and test it.

 

[moin555]

ou open it and test it.

 

[Gasman]

you open it and test it.

Arnel,
You have the patience of a saint.

 

[arnelgp]

You have the patience of a saint.

habemus papam...

 

[moin555]

Thank you very much, sir. You explain things in a very good way. May God grant you more success
sir but in report field they are not updated kindly check

 

[moin555]

arnelgp check file sir and reveiw​

 

[arnelgp]

here test your report.
after downloading, you Unblock it again (also Unblock it when you move to another folder).

 

[Gasman]

Thank you very much, sir. You explain things in a very good way. May God grant you more success
sir but in report field they are not updated kindly check

He does not explain anything to you.
He just does the work for you.

 

[arnelgp]

I think you need to do the challan yourself, since you are most familiar with it.

 

[moin555]

I think you need to do the challan yourself, since you are most familiar with it.

sir i try but i am not able to do plzz sir

 

[moin555]

I think you need to do the challan yourself, since you are most familiar with it.

i try my best but

 

[MadPiet]

arnelgp check file sir and reveiw​

Is this the classic Students and Classes database? If it is, this smells an awful lot like homework. (I remember building this database at university). If this is for class, you really need to figure this out for yourself, because the whole point of this exercise is understanding table design and relationships.