How To Fix CNV_NCE_BAS205 - Could not connect to the source system

CNV_NCE_BAS205 - Overview

• Message type: E = Error

• Message class: CNV_NCE_BAS - Number conversion engine: messages

• Message number: 205

• Message text: Could not connect to the source system

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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CNV_NCE_BAS205 - Details

• The SAP error message CNV_NCE_BAS205: Could not connect to the source system typically occurs during data migration or system conversion processes, particularly when using SAP's tools for data transfer, such as the SAP S/4HANA Migration Cockpit or other data migration tools.
  Causes:
  
  Network Issues: There may be network connectivity problems between the source system and the target system.
  Incorrect Configuration: The connection parameters (like hostname, port, user credentials) may be incorrectly configured.
  Source System Down: The source system might be down or not accessible at the time of the connection attempt.
  Firewall Restrictions: Firewalls or security settings may be blocking the connection between the systems.
  Authorization Issues: The user credentials used for the connection may not have the necessary permissions to access the source system.
  Technical Issues: There could be technical issues with the source system, such as database problems or service outages.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection between the source and target systems is