2302371 - SAPDBHOST incorrect value causes errors in System Log

In the System Log (SM21 transaction), you observe many entries with the following message:

Operating system call getaddrinfo failed (error no. 0)

Checking the developer trace for the work process where the error was reported, you can see:

The hostname found in the above message is defined as '<hostname>,<tcpip_port>'. e.g.:

M  ***LOG Q0I=> NiPGetHostByName: 'HOSTNAME,1234' not found: getaddrinfo

• SAP NetWeaver based systems;
• MS SQL Server 2005 and higher;

mssql, msql, connection error, Operating system call getaddrinfo failed error no. 0 , KBA , BC-DB-MSS , SQL Server in SAP NetWeaver Products , BC-CST , Client/Server Technology , BC-DB-MSS-INS , SQL Server Installation for SAP NetWeaver Products , Problem