How To Fix PFO1066 - Error in buffer, method &1

SAP Error Message - Details

• Message type: E = Error

• Message class: PFO1 - Messages for Portfolio Assignment

• Message number: 066

• Message text: Error in buffer, method &1

What causes this issue?

An error in class CL_PFO_BUFFER has occurred during processing. This
error cannot be processed and may lead to inconsistencies.

System Response

Processing is terminated.

How to fix this error?

Contact your system administrator for a solution.

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 PFO1066 - Error in buffer, method &1 ?

  The SAP error message PFO1066, which states "Error in buffer, method &1," typically indicates an issue related to the buffer management in the SAP system, particularly in the context of the Profitability Analysis (CO-PA) module. This error can occur due to various reasons, such as inconsistencies in the data buffer, issues with the method being called, or problems with the underlying data structures.
  Causes:
  
  Data Inconsistency: There may be inconsistencies in the data that the buffer is trying to access or process.
  Buffer Overflow: The buffer may be full or unable to accommodate new data due to size limitations.
  Method Issues: The method referenced in the error message may not be implemented correctly or may be encountering unexpected data.
  Configuration Issues: Incorrect configuration settings in the Profitability Analysis module can lead to buffer errors.
  System Bugs: There may be bugs in the SAP system or specific patches that need to be applied.
  
  Solutions:
  
  Check Data Consistency: Verify the data being processed to ensure there are no inconsistencies. This may involve checking master data, transaction data, and any related configurations.
  Clear Buffer: If the buffer is full, consider clearing it or increasing its size if possible. This may involve technical adjustments in the system.
  Review Method Implementation: Investigate the method referenced in the error message. Ensure that it is implemented correctly and that it can handle the data being passed to it.
  Configuration Review: Review the configuration settings in the CO-PA module to ensure they are set up correctly. This may involve checking settings related to valuation, characteristics, and data sources.
  Check for Notes and Patches: Look for SAP Notes or patches related to this error message. SAP frequently releases updates that address known issues.
  Consult SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. They can provide more specific guidance based on the system version and configuration.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE80 (Object Navigator) or SE37 (Function Module) to investigate the method causing the error.
  SAP Notes: Search the SAP Support Portal for relevant notes that may address this specific error.
  Documentation: Review the official SAP documentation for the CO-PA module to understand the expected behavior and configurations.
  
  By following these steps, you should be able to diagnose and resolve the PFO1066 error in your SAP system.