SAP ABAP Message Number PN - 001 (PN) is used by

• Class (2)
• Function Module (6)
• Program (226)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	HR_EVENT_CHECK	Zeitereignisse werden verprobt und Personalnummern gesperrt	PTIM	HR	SAP_HRRXX
2	Function Module	HR_FILL_DSKO	Füllt Datensatz Kommunikation (DSKO)	PC01	HR	SAP_HRCDE
3	Function Module	HR_GB_FETCH_SSMP_DATA	function module providing data for SSP & SMP - form filling reports	PB08	HR	SAP_HRCGB
4	Function Module	HR_GB_SSMP_RETRO_CHECK	Checks if retro date on infotype 3 needs changing, uses PC Period + IType	PB08	HR	SAP_HRCGB
5	Function Module	HR_PT_CHECK_EMPLOYEE_ACTIVE	HR-PT: Check if the employee is active	PC19	HR	SAP_HRCPT
6	Function Module	RP_CHECK_PAY_PERIOD	Check der aktuellen Periode auf Zahlungsperiode	PBAS	HR	SAP_HRRXX