How To Fix K2999 - ***Reserved for validation messages

K2999 - Overview

• Message type: E = Error

• Message class: K2 - User-defined validation messages

• Message number: 999

• Message text: ***Reserved for validation messages

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message K2999 - ***Reserved for validation messages ?

  The SAP error message K2999, which is labeled as "***Reserved for validation messages," typically indicates that there is a validation issue in the context of controlling (CO) or financial accounting (FI) processes. This message is often a placeholder for more specific validation errors that may arise during the execution of certain transactions or processes in SAP.
  
  Cause:
  
  Validation Rules: The error may be triggered by specific validation rules that are not met. These rules can be related to cost center accounting, internal orders, or other controlling-related transactions.
  Data Inconsistencies: There may be inconsistencies in the data being processed, such as incorrect account assignments, missing master data, or invalid combinations of cost elements and cost centers.
  
  Configuration Issues: The configuration settings in the controlling module may not be set up correctly, leading to validation failures.
  
  
  Solution:
  
  Check Validation Rules: Review the validation rules configured in the system. You can do this by navigating to the relevant configuration