You can assign an SAP user ID to a personnel number using the
Communication
infotype (0105), subtype
System user name
(0001).
Choose
Enter a personnel number.
In the
Direct selection
section, enter 0105 in the
Infotype
field, and 0001 in the
Subtype (Sty)
field.
In the
Communication
section, enter the SAP user ID in the
ID/number
field.
You have assigned an SAP user ID to a personnel number.