How To Fix QP158 - Maintain two characters for parameter name

SAP Error Message - Details

• Message type: E = Error

• Message class: QP - Message IDs for function module group QPAA

• Message number: 158

• Message text: Maintain two characters for parameter name

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?

Maintain both characters in the parameter name. No spaces are allowed.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message QP158 - Maintain two characters for parameter name ?

  The SAP error message QP158, which states "Maintain two characters for parameter name," typically occurs in the context of Quality Management (QM) within SAP. This error indicates that a parameter name you are trying to maintain or enter does not meet the required length of two characters.
  Cause:
  The primary cause of this error is that the system expects parameter names to be at least two characters long. If you attempt to enter a parameter name that is either empty or consists of a single character, the system will trigger this error message.
  Solution:
  To resolve this error, you should ensure that any parameter names you are trying to maintain or enter in the system are at least two characters long. Here are the steps you can take:
  
  
  Check the Parameter Name: Review the parameter name you are trying to enter. Make sure it is not empty and consists of at least two characters.
  
  
  Modify the Entry: If the parameter name is only one character or empty, modify it to meet the two-character requirement. For example, if you have a parameter name like "A", change it to "AB" or any other valid two-character combination.
  
  
  Save Changes: After making the necessary adjustments, save your changes and check if the error persists.
  
  
  Related Information:
  
  Transaction Codes: This error may occur in various transaction codes related to Quality Management, such as QS21 (Create Inspection Characteristics) or QS22 (Change Inspection Characteristics).
  Documentation: Refer to SAP documentation or help files related to Quality Management for more details on parameter naming conventions and requirements.
  SAP Notes: Check SAP Notes for any specific updates or patches related to this error message, as there may be additional context or fixes provided by SAP.
  
  If you continue to experience issues after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.