How To Fix MRER221 - Error occurred when reading invoice document &1 / &2

SAP Error Message - Details

• Message type: E = Error

• Message class: MRER - Messages for ERSPlus

• Message number: 221

• Message text: Error occurred when reading invoice document &1 / &2

System Response

System error

How to fix this error?

Inform the system administrator.

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 MRER221 - Error occurred when reading invoice document &1 / &2 ?

  The SAP error message MRER221, which states "Error occurred when reading invoice document &1 / &2," typically occurs in the context of invoice processing in the Materials Management (MM) module. This error indicates that there was an issue retrieving the specified invoice document, which can be due to various reasons.
  Causes:
  
  Document Not Found: The invoice document specified by the document number and year may not exist in the system.
  Authorization Issues: The user may not have the necessary authorizations to view or process the invoice document.
  Data Corruption: There may be corruption in the database or issues with the document's data.
  Incorrect Document Type: The document type may not be valid for the operation being performed.
  System Configuration Issues: There may be configuration issues in the MM module or related areas that affect invoice processing.
  
  Solutions:
  
  Verify Document Existence: Check if the invoice document with the specified number and year exists in the system. You can do this by using transaction codes like MIRO (Invoice Verification) or MRBR (Release Blocked Invoices).
  Check Authorizations: Ensure that the user has the necessary authorizations to access the invoice document. This can be checked with the help of your SAP security team.
  Database Consistency Check: If you suspect data corruption, you may need to run consistency checks or consult with your SAP Basis team to investigate any database issues.
  Review Document Type: Ensure that the document type being used is appropriate for the transaction. You can check this in the configuration settings.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that resolve known issues.
  Debugging: If you have access to development tools, you can debug the program to identify the exact point of failure and gather more information about the error.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MIRO, MRBR, and others related to invoice processing.
  SAP Documentation: Review SAP documentation for the MM module, particularly sections related to invoice verification and error handling.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the issue persists after trying the above solutions, it may be necessary to escalate the problem to your SAP support team or consult with SAP directly for further assistance.