How To Fix C0644 - Signature missing: Data for the processing step cannot be reported

C0644 - Overview

• Message type: E = Error

• Message class: C0 - PP-PI: Messages for PI Sheet and Syntax Checker

• Message number: 644

• Message text: Signature missing: Data for the processing step cannot be reported

What causes this issue?

With the selected process instruction, you can sign a processing step
and thus report the corresponding data.
However, you have not entered a signature. For this reason, the
the data for the processing step is not reported.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

If you want to report the data for the processing step, enter your
signature.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C0644 - Signature missing: Data for the processing step cannot be reported ?

  The SAP error message C0644, which states "Signature missing: Data for the processing step cannot be reported," typically occurs in the context of the SAP system when there is an issue with the data signature required for reporting a processing step in a business process, such as in production or logistics.
  
  Cause:
  
  
  Missing Signature: The error indicates that the required signature for the data being processed is missing. This could be due to:
  
  Incomplete configuration of the process.
  Missing or incorrect entries in the relevant tables.
  Issues with the data being sent to the reporting function.
  
  
  
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access or report the data.
  
  
  Data Integrity Issues: If the data being processed is corrupted or not in the expected format, it can lead to this error.
  
  
  System Configuration: Incorrect settings in the configuration of the relevant modules (like Production Planning, Quality Management, etc.) can also lead to this error.
  
  
  
  Solution:
  
  
  Check