How To Fix RM885 - Only postprocessing records with positive quantities are allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: RM - Messages for Repetitive Manufacturing

• Message number: 885

• Message text: Only postprocessing records with positive quantities are allowed

What causes this issue?

You want to enter a negative quantity for a postprocessing record.

System Response

This corresponds to a goods receipt with a corresponding positive
quantity. However, postprocessing records are only allowed for goods
issues.

How to fix this error?

Enter a positive quantity.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RM885 - Only postprocessing records with positive quantities are allowed ?

  The SAP error message RM885 ("Only postprocessing records with positive quantities are allowed") typically occurs in the context of inventory management or goods movement processes. This error indicates that the system is trying to process a record that has a negative quantity, which is not allowed for certain operations.
  Cause:
  
  Negative Quantity: The most common cause of this error is that the system is attempting to process a record (like a goods receipt or transfer) that has a negative quantity. This can happen if there is an attempt to reverse a transaction or if there is an error in the data entry.
  Incorrect Configuration: Sometimes, the configuration of the material or the movement type may not allow for negative quantities.
  Data Integrity Issues: There may be issues with the data integrity in the system, such as inconsistencies in inventory records or incorrect postings.
  
  Solution:
  
  Check the Quantity: Review the document or transaction that is causing the error. Ensure that the quantity being processed is positive. If it is negative, correct it to a positive value.
  Review Movement Types: Check the movement type being used. Some movement types are configured to only allow positive quantities. Ensure that you are using the correct movement type for your transaction.
  Correct Data Entry: If the error is due to incorrect data entry, correct the entries in the relevant documents or transactions.
  Reprocess Transactions: If the error occurred during a batch processing job, you may need to reprocess the job after correcting the underlying issue.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the movement types and their allowed quantities.
  Check Custom Code: If there are any custom enhancements or user exits that might affect the posting logic, review them to ensure they are not causing the issue.
  
  Related Information:
  
  Movement Types: Familiarize yourself with the movement types in SAP and their configurations. Movement types determine how inventory is managed and what types of quantities are allowed.
  Transaction Codes: Use transaction codes like MB1A (Goods Withdrawal), MB1B (Transfer Posting), or MB1C (Other Goods Receipts) to check the transactions related to the error.
  SAP Notes: Check for any 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 perform the transaction, as sometimes restrictions can lead to unexpected errors.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in inventory management.