How To Fix M8817 - Entry & not defined

SAP Error Message - Details

• Message type: E = Error

• Message class: M8 - Invoice Verification/Valuation

• Message number: 817

• Message text: Entry & not defined

What causes this issue?

Your entry is not defined.

How to fix this error?

Enter a permitted value.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M8817 - Entry & not defined ?

  The SAP error message M8817 ("Entry & not defined") typically occurs in the context of materials management or inventory management when the system cannot find a specific entry in the relevant master data or configuration settings. This error can arise in various scenarios, such as during the creation of purchase orders, goods movements, or inventory management transactions.
  Causes:
  
  Missing Master Data: The most common cause is that the material, vendor, or other relevant master data is not defined in the system.
  Incorrect Configuration: The configuration settings for the material type, purchasing organization, or plant may not be set up correctly.
  Data Inconsistency: There may be inconsistencies in the data, such as missing entries in the relevant tables.
  Authorization Issues: The user may not have the necessary authorizations to access the required data.
  
  Solutions:
  
  
  Check Master Data:
  
  Verify that the material number, vendor, or other relevant entries exist in the system. You can do this by using transaction codes