SAP ABAP Function Module CONVERT_DATE_BY_PERIOD_INPUT (Konvert. ext. Datum in internes Datumsformat) is using

• Data Element (3)
• Table/Structure Field (19)
• Function Module (4)
• Message Class (1)
• Message Number (8)
• Table (5)

#	Object Type	Object Name	Object Description	Note
1	Message Number	12 - 135	Period indicator &1 is not active
2	Message Number	12 - 138	Enter a valid week
3	Message Number	12 - 139	Enter a valid year
4	Message Number	12 - 140	Enter a valid month
5	Message Number	12 - 141	Rounding rule &1 is not defined
6	Message Number	12 - 144	No Customizing entry defined for period indicator &1 in logon language
7	Message Number	12 - 145	Customizing table of period indicators is incomplete
8	Message Number	12 - 148	The year entered &1 must be between &2 and &3