How To Fix AJ639 - Selected rate &1 does not have an RTP interface

SAP Error Message - Details

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 639

• Message text: Selected rate &1 does not have an RTP interface

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message AJ639 - Selected rate &1 does not have an RTP interface ?

  The SAP error message AJ639, which states "Selected rate &1 does not have an RTP interface," typically occurs in the context of SAP's Revenue and Pricing Management (RTP) module. This error indicates that the selected rate type does not have a corresponding RTP interface defined in the system.
  Cause:
  
  Missing RTP Interface: The primary cause of this error is that the rate type you are trying to use does not have an RTP interface configured in the system.
  Configuration Issues: There may be a misconfiguration in the settings related to rate types and their interfaces.
  Incorrect Rate Type Selection: The user may have selected a rate type that is not intended for use with RTP.
  
  Solution:
  
  
  Check Rate Type Configuration:
  
  Go to the configuration settings for rate types in the SAP system.
  Verify if the selected rate type (indicated by &1 in the error message) has an RTP interface defined.
  If it does not, you may need to create or assign an RTP interface to this rate type.
  
  
  
  Define RTP Interface:
  
  If the RTP interface is missing, you can define it by navigating to the relevant configuration area in SAP.
  Ensure that the rate type is correctly linked to the RTP interface.
  
  
  
  Use a Different Rate Type:
  
  If the selected rate type is not suitable for RTP, consider using a different rate type that is known to have an RTP interface.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources related to RTP and rate types for additional guidance on configuration.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue through configuration changes, consider reaching out to SAP support for assistance.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like SPRO (for configuration) or SE11 (for data dictionary) to check the settings.
  SAP Notes: Look for relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to access and modify rate type configurations.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.