How To Fix P2635 - Duplicate numbers assigned to PDC messages

P2635 - Overview

• Message type: E = Error

• Message class: P2 - Messages for HR Time Management

• Message number: 635

• Message text: Duplicate numbers assigned to PDC messages

What causes this issue?

The number &V3& has been assigned internally to a time event. There is
already an object with this number, however.

System Response

The update is cancelled.

How to fix this error?

Check the status of interval &V2& using transaction <LS>PA06</> for
number range object &V1& and compare it to the numbers which are
displayed in view PDSNR using transaction SE16.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message P2635 - Duplicate numbers assigned to PDC messages ?

  The SAP error message P2635, which indicates "Duplicate numbers assigned to PDC messages," typically arises in the context of the Production Data Collection (PDC) module. This error occurs when the system detects that two or more PDC messages are being assigned the same number, which violates the uniqueness requirement for message identifiers.
  Causes:
  
  Duplicate Message Numbers: The most common cause is that the system is trying to process multiple PDC messages that have been assigned the same number, which can happen due to configuration issues or data entry errors.
  Concurrency Issues: If multiple processes or users are trying to create PDC messages simultaneously, it may lead to race conditions where the same number is assigned to different messages.
  Incorrect Configuration: The configuration settings for message number assignment may not be set up correctly, leading to overlaps in message numbers.
  Data Migration Issues: If data has been migrated from another system or if there have been