Prerequisites
You require development authorizations (authorization object S_IDOCDEFT, for example, in the role SAP_BC_SRV_EDI_DEVELOPER_AG) for new definitions. Development takes place in the customer system.
Procedure
You can:
The following section assumes that you are creating segments without reference, that is, defining new field combinations.

You should still enter a specific documentation for your segment type via Goto

In the example, your segment has the name Z1TEST1 and has the following fields:
| Field |
Data element |
Length |
Continent |
CHAR20 |
20 |
Country |
CHAR2 |
2 |