How To Fix O3389 - QCI: External API function not installed

O3389 - Overview

• Message type: E = Error

• Message class: O3 - IS-Oil: HPM messages (goods movements, QCI, deliveries)

• Message number: 389

• Message text: QCI: External API function not installed

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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Smart SAP Assistant

• What is the cause and solution for SAP error message O3389 - QCI: External API function not installed ?

  The SAP error message O3389, which states "QCI: External API function not installed," typically indicates that there is an issue with the configuration or installation of the external API that your SAP system is trying to access. This error can occur in various contexts, such as when integrating with third-party applications or services.
  Causes:
  
  Missing or Incomplete Installation: The external API or the related components may not be installed correctly in your SAP system.
  
  Configuration Issues: The configuration settings for the external API may not be set up properly, leading to the system being unable to recognize or access the API functions.
  Authorization Issues: The user or service account trying to access the API may not have the necessary permissions.
  Version Mismatch: There may be a version mismatch between the SAP system and the external API, leading to compatibility issues.
  Network Issues: If the external API is hosted on a different server, network connectivity issues could