Community version upgrade v4.0 to 5.0 - "pay now" Button is not displaying in customer login.

Steps :- 

1. create a instance with centos operating system 
2. Install ASTPP community v4.0.1 in above instances.
3. Login as admin.
4. Go to services> products > create a product.
5. now login as customer.
6. Go to services > order new.
7. purchase any product.
8. Now Upgrade ASTPP community version 4.0.1 to 5.0
9. now login as customer.
10. Go to services > order new.
11. Try to purchase any product.

Actual result :- "pay now " Button is not available there.

Expected result :-  "pay now " button should be available.

Note :- It may be occur in also deb09 setup. 

See videos :-