How To Fix QIE_CUSTOMIZING_API026 - Installation &1 of an external system does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: QIE_CUSTOMIZING_API -

• Message number: 026

• Message text: Installation &1 of an external system does not exist

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message QIE_CUSTOMIZING_API026 - Installation &1 of an external system does not exist ?

  The SAP error message QIE_CUSTOMIZING_API026 indicates that there is an issue with the installation of an external system that is referenced in your SAP system. Specifically, the error message states that the installation of the external system (denoted as &1) does not exist in the SAP system.
  Cause:
  
  Missing Configuration: The external system you are trying to reference has not been properly configured in the SAP system. This could be due to missing entries in the relevant customizing tables.
  Incorrect Installation Name: The name of the external system might be incorrectly specified in the configuration or in the transaction you are trying to execute.
  Transport Issues: If the configuration was transported from another system, it might not have been transported correctly, leading to missing entries.
  Authorization Issues: There might be authorization issues preventing the system from accessing the configuration for the external system.
  
  Solution:
  
  
  Check Configuration: 
  
  Go to the relevant customizing transaction (e.g., SPRO) and check if the external system installation is correctly defined.
  Ensure that the installation name matches what is being referenced in the error message.
  
  
  
  Create or Update Installation:
  
  If the installation does not exist, you may need to create it. This can typically be done in the customizing settings for the relevant module (e.g., Logistics, Sales, etc.).
  If it exists but is incorrect, update the configuration to ensure it matches the expected parameters.
  
  
  
  Transport Requests:
  
  If the configuration was supposed to be transported from another system, check the transport requests to ensure they were imported correctly.
  If necessary, re-transport the relevant customizing requests.
  
  
  
  Authorization Check:
  
  Ensure that the user executing the transaction has the necessary authorizations to access the configuration for the external system.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or notes related to the specific module you are working with for any additional steps or considerations.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for the error message number or related keywords in the SAP Support Portal.
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in troubleshooting, such as:
  
  SPRO (Customizing)
  SE11 (Data Dictionary)
  SE16/SE16N (Table Display)
  
  
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the issue related to the error message QIE_CUSTOMIZING_API026.