How To Fix CK645 - Error when reading CO object &1.

CK645 - Overview

• Message type: E = Error

• Message class: CK - Product Costing Messages

• Message number: 645

• Message text: Error when reading CO object &1.

What causes this issue?

Preliminary order costing calculates the costs of the direct production
material &V2& in plant &V3& using Controlling object &V1& of the
production order. An error occurred.

System Response

Material &V2& in plant &V3& cannot be valuated.

How to fix this error?

Check whether plan values were written in the Controlling object for
the production order of material &V2& in plant &V3&. If they were not,
execute the function "Determine costs" in the production order for
material &V2&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CK645 - Error when reading CO object &1. ?

  The SAP error message CK645 ("Error when reading CO object &1") typically occurs in the context of controlling (CO) when the system is unable to retrieve data for a specific CO object, such as a cost center, internal order, or other controlling-related entities. This error can arise due to various reasons, including data inconsistencies, missing master data, or configuration issues.
  Causes:
  
  Missing Master Data: The CO object referenced in the error message may not exist in the system or may have been deleted.
  Authorization Issues: The user may not have the necessary authorizations to access the CO object.
  Data Inconsistencies: There may be inconsistencies in the database, such as missing entries in related tables.
  
  Configuration Issues: Incorrect configuration settings in controlling or related modules may lead to this error.
  Transport Issues: If the CO object was recently transported from another system, it may not have been properly set up in the target system.
  
  Solutions:
  
  Check Master Data: Verify