SAP Knowledge Base Article - Preview

2898275 - No connection to system possible (Message No. RSAR501)

Symptom

When trying to create or restore source system in transaction RSA1, the error below happens:

No connection to system [Source system ID] possible
Message No. RSAR501
Diagnosis
Logical system [Source system ID] cannot be accessed.
System Response
Error when opening an RFC connection (CPIC-CALL: ' ThSAPOCMINIT', communication r
Procedure
Use transaction SM59 (for BAPI and SAP source systems) or DBCO (for database source systems) to check the RFC parameters of source system [Source system ID] . Also check whether the system can be accessed in the network and whether the necessary application and system programs have been started.


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Environment

SAP NetWeaver 7.0X
SAP NetWeaver 7.1
SAP NetWeaver 7.2
SAP NetWeaver 7.3X
SAP NetWeaver 7.4
SAP NetWeaver 7.5

Product

SAP NetWeaver 7.0 ; SAP NetWeaver 7.1 ; SAP NetWeaver 7.2 ; SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP enhancement package 1 for SAP NetWeaver 7.0 ; SAP enhancement package 1 for SAP NetWeaver 7.3 ; SAP enhancement package 2 for SAP NetWeaver 7.0 ; SAP enhancement package 3 for SAP NetWeaver 7.0

Keywords

No connection possible, Error when opening an RFC connection, SM59, Connection check, connection error, gateway , KBA , BW-WHM-DST-SRC , Source Systems , Problem

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