How To Fix /SAPAPO/ATP155 - Check instruct. &1/&2 can only be maintained using transac. /SAPAPO/RSP01

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/ATP -

• Message number: 155

• Message text: Check instruct. &1/&2 can only be maintained using transac. /SAPAPO/RSP01

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/ATP155 - Check instruct. &1/&2 can only be maintained using transac. /SAPAPO/RSP01 ?

  The SAP error message /SAPAPO/ATP155 indicates that there is an issue with maintaining certain instructions in the Advanced Planning and Optimization (APO) module, specifically related to the Availability Check (ATP). The message states that the check instruction can only be maintained using transaction /SAPAPO/RSP01.
  Cause:
  This error typically occurs when:
  
  You are trying to maintain or modify an availability check instruction directly in a way that is not permitted.
  The system is enforcing that certain configurations or settings can only be done through the specified transaction (/SAPAPO/RSP01).
  
  Solution:
  To resolve this error, follow these steps:
  
  
  Use the Correct Transaction: 
  
  Navigate to transaction /SAPAPO/RSP01. This is the designated transaction for maintaining check instructions in the APO system.
  Here, you can create, modify, or delete the check instructions as needed.
  
  
  
  Check User Permissions: 
  
  Ensure that you have the necessary authorizations to access and modify settings in transaction /SAPAPO/RSP01. If you do not have the required permissions, contact your SAP security administrator.
  
  
  
  Review Documentation: 
  
  If you are unsure about how to use transaction /SAPAPO/RSP01, refer to the SAP documentation or help files for guidance on maintaining check instructions.
  
  
  
  Consult with SAP Support: 
  
  If the issue persists or if you encounter further complications, consider reaching out to SAP support for assistance. They can provide insights specific to your system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with other relevant transaction codes in APO that may be useful for your tasks, such as /SAPAPO/ATC for checking availability.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional context or solutions.
  Training and Resources: Consider taking training courses on SAP APO to better understand the system and its functionalities.
  
  By following these steps, you should be able to resolve the error and maintain the necessary check instructions in your SAP APO system.