How To Fix MN399 - Main condition record (item data) missing (internal error)

MN399 - Overview

• Message type: E = Error

• Message class: MN - Message class for subsequent settlement (Purchasing)

• Message number: 399

• Message text: Main condition record (item data) missing (internal error)

What causes this issue?

The system needs the associated main condition record for a period
condition record (internal number &V1&). The former has the (internal)
number &V2&. However, the condition record (item data) is missing.
The affected rebate arrangement has the number &V3& (may be missing).
The error occurred in function module &V4&.
This situation may be due to one of the following reasons:
faulty call of function module with invalid or inconsistent data
database error (i.e. the condition record does not exist in the
database table (KONP)

System Response

How to fix this error?

Contact your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MN399 - Main condition record (item data) missing (internal error) ?

  The SAP error message MN399, which states "Main condition record (item data) missing (internal error)," typically occurs in the context of pricing and condition records in SAP. This error indicates that the system is unable to find a valid condition record for the pricing procedure being executed, which can lead to issues in sales order processing, billing, or other related transactions.
  Causes:
  
  
  Missing Condition Records: The most common cause is that the necessary condition records for pricing are not maintained in the system. This could be due to missing entries in the condition tables or incorrect configuration.
  
  
  Incorrect Pricing Procedure: The pricing procedure assigned to the sales document may not be correctly configured or may not have the necessary condition types included.
  
  
  Data Inconsistencies: There may be inconsistencies in the master data, such as customer or material master records, which can lead to the system being unable to find the relevant condition records.
  
  
  Authorization Issues: