How To Fix /SAPPO/ACR055 - &1: Hash value 1 is inconsistent (field HASH_1 in order header)

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPPO/ACR -

• Message number: 055

• Message text: &1: Hash value 1 is inconsistent (field HASH_1 in order header)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPPO/ACR055 - &1: Hash value 1 is inconsistent (field HASH_1 in order header) ?

  The SAP error message /SAPPO/ACR055 &1: Hash value 1 is inconsistent (field HASH_1 in order header) typically indicates an inconsistency in the hash value of an order header in the SAP system. This error is often related to issues with data integrity, particularly in the context of purchase orders or other transactional data.
  Cause:
  
  Data Corruption: The hash value may not match the expected value due to data corruption in the database.
  Inconsistent Data: Changes made to the order header or related data that were not properly reflected in the hash value.
  Custom Development: If there are custom programs or enhancements that manipulate order data, they may not be updating the hash value correctly.
  System Upgrades or Migrations: If the system has recently undergone an upgrade or data migration, inconsistencies may arise due to changes in data structures or processes.
  
  Solution:
  
  Data Consistency Check: Run a consistency check on the affected order to identify any discrepancies. This can often be done using transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to inspect the relevant tables.
  Recalculate Hash Values: If possible, recalculate the hash values for the affected order. This may involve using specific SAP transactions or custom programs designed to refresh or correct hash values.
  Review Custom Code: If there are custom developments, review the code to ensure that it correctly updates the hash values whenever changes are made to the order header.
  Database Repair: In cases of severe data corruption, it may be necessary to restore data from backups or perform database repair operations.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve known issues related to hash values.
  Contact SAP Support: If the issue persists and cannot be resolved internally, consider reaching out to SAP Support for assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11, SE16, and SE37 (for function modules) to investigate the issue further.
  Tables Involved: Understand which tables are involved in storing order header data and hash values. Common tables include EKKO (Purchasing Document Header) and others related to the specific module you are working with.
  Documentation: Review SAP documentation related to data integrity and hash values to understand how they are generated and maintained.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.