How To Fix IN090 - Link type does not support alphanumeric link numbers

SAP Error Message - Details

• Message type: E = Error

• Message class: IN - Object Networking

• Message number: 090

• Message text: Link type does not support alphanumeric link numbers

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Enter a number that corresponds to the requirements of the type of link.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IN090 - Link type does not support alphanumeric link numbers ?

  The SAP error message IN090: Link type does not support alphanumeric link numbers typically occurs in the context of inventory management or logistics when dealing with link types in the system. This error indicates that the link type you are trying to use does not accept alphanumeric characters for link numbers, which are usually expected to be numeric.
  Cause:
  
  Incorrect Link Type: The link type you are using may be configured to only accept numeric values, and you are trying to input an alphanumeric value.
  Data Entry Error: There may have been a mistake in data entry where an alphanumeric value was mistakenly entered instead of a numeric one.
  Configuration Issue: The configuration of the link types in the system may not be set up to handle alphanumeric values, leading to this error when such values are used.
  
  Solution:
  
  Check Link Type Configuration: Review the configuration of the link types in your SAP system. Ensure that the link type you are using is set up to accept the type of link number you are trying to input.
  Use Numeric Values: If the link type does not support alphanumeric values, ensure that you are only using numeric values for link numbers. Modify your input accordingly.
  Data Validation: Implement data validation checks in your data entry processes to prevent the entry of alphanumeric values where they are not supported.
  Consult Documentation: Refer to SAP documentation or help resources for specific details on the link types and their configurations to ensure compliance with the expected formats.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. Sometimes, there may be updates or fixes provided by SAP.
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in troubleshooting or configuring link types, such as SPRO for configuration settings.
  User Training: Ensure that users are trained on the correct formats for entering link numbers to minimize the occurrence of this error in the future.
  Support: If the issue persists after checking configurations and data entry, consider reaching out to your SAP support team for further assistance.
  
  By addressing the root cause of the error and ensuring proper data entry practices, you can resolve the IN090 error effectively.