Data Interfaces

Logon to the SAP System
Logon
CONN CPIC 1
1 4 5 8 9 10 11 12 75
Client (3)
User name (12)
FORM routine (30)
Password (8)
ABAP/4 program
Language ID (1)
Unused (1)
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Acknowledgement
Acknowledgement
© SAP AG
CPIC 1
Type
1. Negative acknowledgement
APPC CPIC 1
2. Negative acknowledgement
Request ID: APPC, FREE
FREE 1 00027 E027 User not allowed
The general header is sent only when you logon to the SAP System.
The header is twelve bytes long; the last three characters are blank.
Messages from the SAP System
The program name specifies the ABAP/4 program that contains a FORM routine. The FORM routine is
activatred internally by the SAP task handler.
If an error occurs, the connection is terminated with the request ID FREE and an error text.
As confirmation of the logon, the SAP System sends back the general header with the request ID APPC.
The data is then transferred in free format.