SAP Knowledge Base Article - Preview

3477416 - Unknown host error when using file adapter

Symptom

When using a file adapter with passive data connection mode, the following error occurs while attempting to connect to the FTP server: 

"Error occurred while connecting to the FTP server <FTP IP@>: com.sap.engine.interfaces.messaging.api.exception.MessagingException: java.net.ConnectException: error 78 - Connection timed out (Connection timed out) (local host unknown, remote port xxx to address <different IP@>)"

Upon collecting an XPI Inspector trace with example 50, the following line is observed:

"with 227 Entering Passive Mode (<different IP@>)"

The FTP target may be reachable from OS level. 


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Environment

  • SAP NetWeaver
  • SAP Process Integration
  • SAP Process Orchestration

Keywords

file adapter, process integration, process orchestration, passive, data connection mode, FTP, unknown, ConnectException, IP address , KBA , BC-XI-CON-FIL , File Adapter , Problem

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