Leave Code should not be allowed to change after there are transactions.

example. If ASL is initially a "ONE TIME" leave, then gets changed to "Accrual - Calendar", the leave transactions will be incorrect for employees that already have ASL allocated before the change.

We should not allow the following fields to change:

1. Category
2. Privilege
3. Minimum Service Years
4. Entitle after years
5. Years Valid
6. One Time Accrual
7. Accrual Type
8. Max Accrue
9. Rollover
10. Rollover Method

Review "Years Valid"

1. The change will be available in version: 15.70 and Patch 15.60.250322

2. The following changes were made (Include Database object names, Program classes, and any other relevant information):

1. Added validation so you cannot update a leave code that has been used.
2. Leave code is defined as "Used" if it has transactions that are not VOID
3. The following fields cannot be edited if a leave is used:

1.  Category

2.  Privilege

3.  Minimum Service Years

4.  Entitle after years

5.  Years Valid

6.  One Time Accrual

7.  Accrual Type

8.  Max Accrue

9.  Rollover

10. Rollover Method

3. Affected Areas:

1. Edit Leave Codes in menu "Leave Management ~> Leave Code"

4. The issue was caused by:

1. Leave liability report does not match Transactions when transaction parameters are changed

5. Other Relevant Notes: 
6. Next Step (Review and System Test (Developer) -> UAT (Quality) -> Documentation): UAT

PART B - Development Reference (Place descriptor for objects changed):