How To Fix KM314 - Error while creating plan line item &2 / &3 / &4

KM314 - Overview

• Message type: E = Error

• Message class: KM - Error messages for Profit Center Accounting

• Message number: 314

• Message text: Error while creating plan line item &2 / &3 / &4

What causes this issue?

An internal error occurred when the system tried to write a line item
to Table GLPCP.
Company code &V1&, document type &V2&, document number &V3&, document
line &V4&.

System Response

The record could not be inserted because a record already exists with
the same key in the line item table (or a related database index).

How to fix this error?

Find out why the data was supposed to be transferred to Profit Center
Accounting a second time.

Error message extract from SAP system. Copyright SAP SE.

KM314 - Details

• The SAP error message KM314 ("Error while creating plan line item &2 / &3 / &4") typically occurs in the context of the Controlling (CO) module, particularly when dealing with planning and budgeting processes. This error indicates that there was an issue when trying to create a planning line item in the system.
  Possible Causes:
  
  Missing Master Data: The error may arise if the necessary master data (like cost centers, internal orders, or profit centers) is not set up or is incomplete.
  Incorrect Planning Version: The planning version being used may not be valid or may not exist in the system.
  Authorization Issues: The user may not have the necessary authorizations to create or modify planning line items.
  Data Consistency Issues: There may be inconsistencies in the data being used for planning, such as incorrect or missing values.
  Technical Issues: There could be underlying technical issues, such as database problems or system configuration errors.
  
  Solutions:
  
  Check Master Data: