How To Fix PN137 - Impermissible entry

PN137 - Overview

• Message type: E = Error

• Message class: PN -

• Message number: 137

• Message text: Impermissible entry

What causes this issue?

You may only make an entry in the <LS>GenPC</> field for infotypes
2001 and 2002.

System Response

The system deletes your entries in this field.

How to fix this error?

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 PN137 - Impermissible entry ?

  The SAP error message PN137 "Impermissible entry" typically occurs in the context of data entry in SAP, particularly when dealing with fields that have specific validation rules or constraints. This error can arise in various modules, such as Materials Management (MM), Sales and Distribution (SD), or Human Capital Management (HCM), depending on the context of the transaction.
  Causes of PN137 Error
  
  
  Invalid Data Entry: The most common cause is that the data entered does not conform to the expected format or value range. For example, entering a non-numeric value in a numeric field or an invalid code in a dropdown list.
  
  
  
  Configuration Issues: Sometimes, the error can be due to configuration settings in the system that restrict certain entries. This could be related to field settings, validation rules, or user authorizations.
  
  
  Missing Master Data: If the entry is related to a master data record (like a material, vendor, or customer), and that record is