How To Fix REXCRACH018 - Not possible to create one-time condition for contract &1, due date &2

SAP Error Message - Details

• Message type: E = Error

• Message class: REXCRACH - Messages Assignment of ISR-Ref. Vendor Invoice to Cash Flow

• Message number: 018

• Message text: Not possible to create one-time condition for contract &1, due date &2

What causes this issue?

When you create a one-time condition, remember that these conditions
have to be met:
The contract already participated in the assignment of the vendor
invoice with the cash flow.
The due date has an assignment.

System Response

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

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message REXCRACH018 - Not possible to create one-time condition for contract &1, due date &2 ?

  The SAP error message REXCRACH018 indicates that there is an issue with creating a one-time condition for a contract in the SAP system. This error typically arises in the context of contract management or pricing conditions within the SAP system, particularly in the SAP Sales and Distribution (SD) or SAP Contract Management modules.
  Cause:
  The error can be caused by several factors, including:
  
  Missing Configuration: The system may not be properly configured to allow for one-time conditions for the specified contract type.
  Contract Type Restrictions: The contract type may have restrictions that prevent the creation of one-time conditions.
  Data Inconsistencies: There may be inconsistencies or missing data in the contract or related master data (e.g., customer master, material master).
  Authorization Issues: The user may not have the necessary authorizations to create or modify conditions for the contract.
  System Settings: Certain system settings or parameters may not be set to allow for one-time conditions.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Configuration:
  
  Review the configuration settings for the contract type in the SAP Customizing Implementation Guide (IMG). Ensure that one-time conditions are allowed for the specific contract type you are working with.
  
  
  
  Review Contract Type:
  
  Verify the contract type settings to ensure that it supports one-time conditions. You may need to consult with your SAP functional consultant or system administrator.
  
  
  
  Validate Data:
  
  Check the contract and related master data for any inconsistencies or missing information. Ensure that all required fields are filled out correctly.
  
  
  
  Authorization Check:
  
  Ensure that the user attempting to create the one-time condition has the necessary authorizations. You may need to work with your security team to verify and adjust user roles if necessary.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to this error message for any specific guidance or patches that may address the issue.
  
  
  
  Debugging:
  
  If you have access to technical resources, consider debugging the process to identify the exact point of failure and gather more detailed information about the error.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. Provide them with the error message details and any relevant context.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ME31K (Create Contract), ME32K (Change Contract), and ME33K (Display Contract) to navigate through contract management.
  SAP Notes: Search for SAP Notes related to REXCRACH018 in the SAP Support Portal for any known issues or fixes.
  User Forums: Check SAP community forums or user groups for discussions related to this error, as other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.