How To Fix V1594 - Max. length of purchase order no. for affiliated companies is & digits

SAP Error Message - Details

• Message type: E = Error

• Message class: V1 - Verkaufsbelegbearbeitung

• Message number: 594

• Message text: Max. length of purchase order no. for affiliated companies is & digits

What causes this issue?

The sold-to party is an affiliated company so the system checks whether
the data you have entered agrees with the underlying purchase order in
the purchasing module. However, the purchase order number can be longer
than the one in Purchasing.

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?

Check your entries

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 V1594 - Max. length of purchase order no. for affiliated companies is & digits ?

  The SAP error message V1594 indicates that the maximum length of the purchase order number for affiliated companies has been exceeded. This error typically arises when the system is configured to accept a specific number of digits for purchase order numbers, and the input exceeds that limit.
  Cause:
  
  Configuration Settings: The maximum length for purchase order numbers is defined in the system settings. If the purchase order number being entered exceeds this configured length, the error will occur.
  Data Entry Error: Users may inadvertently enter a purchase order number that is longer than the allowed length.
  Integration Issues: If the purchase order number is being generated or transferred from another system, it may not adhere to the length restrictions set in SAP.
  
  Solution:
  
  
  Check Configuration:
  
  Navigate to the configuration settings in SAP where the maximum length for purchase order numbers is defined. This is typically found in the customizing settings under Materials Management (MM).
  The relevant path is usually: SPRO > Materials Management > Purchasing > Purchase Order > Define Number Ranges for Purchase Orders. Here, you can check the settings for affiliated companies and adjust the maximum length if necessary.
  
  
  
  Data Entry:
  
  Ensure that users are aware of the maximum length for purchase order numbers and provide training if necessary.
  Implement validation checks in the user interface to prevent users from entering purchase order numbers that exceed the allowed length.
  
  
  
  Integration Checks:
  
  If the purchase order numbers are being generated from an external system, ensure that the integration logic adheres to the length restrictions set in SAP.
  Modify the external system or the integration process to ensure that the purchase order numbers conform to the expected format and length.
  
  
  
  Related Information:
  
  Documentation: Refer to SAP Help documentation for more details on configuring number ranges and understanding error messages.
  User Exits and BAdIs: If necessary, consider implementing user exits or Business Add-Ins (BAdIs) to enforce additional validation rules or to modify the behavior of the purchase order number generation.
  Testing: After making any changes, conduct thorough testing to ensure that the issue is resolved and that the system behaves as expected.
  
  By addressing the configuration settings and ensuring proper data entry practices, you can resolve the V1594 error and prevent it from occurring in the future.