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Problem

Using SAP Connector for transaction processing causes labels to stop printing.

The Widows Event Viewer showed the following error reported.

 External System:

CoNNector:: SAP RFC Listener CoNNector: Unable to connect to SAP.
Will retry. RFC_ERROR_PROGRAM
  RFC subsystem not yet initialized

[External System ID = 13]


Explanation

There can be several reasons why this error might occur, but this article focuses on the GWHOST entry within the Sapnwrfc.ini file was not using the fully qualified domain name.

Solution

Use the fully qualified domain name for the GWHOST name in the Sapnwrfc.ini. After this has been modified restart the SAP Connector to apply the changes.

Sapnwrfc.ini not fully qualified.

Sapnwrfc.ini fully qualified.

Article Number

2017060

Versions

All supported LPS family product versions

Environment

No specific environmental considerations