Payroll posting not happening

No document is generated while accounting for full and final settlement case (TCode: pc00_m40_calc)

Input given:

Payroll Area: AB

Other period 01/2010 (Employee was relieved on 26th April 2010)

Personell Number: 2***** (one employee)

(Again) Payroll Area: AB

Payroll reason: Exit Salary i.e. E004

Offcycle payroll: A / 26.04.2010

Test run is ticked

Display remuneration variant is also there

Inspite of this, it does not post any entry. What may be the reason. Errors and success is shown as zero.