How To Fix AJ688 - End of the last simulation period is not clear

AJ688 - Overview

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 688

• Message text: End of the last simulation period is not clear

What causes this issue?

In the last billing period, you executed different simulations up to the
<DS:GLOS.3526B822AFAB52B9E10000009B38F974>due date</> using the
variant <DS:FU.ISU_QUANTI26>QUANTI26</>. In the current period, you
tried to start the simulation on this date +1 day. However, the system
could not determine a uniform start date. The simulations in the last
period went until &v1& and &v2&.

System Response

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

INCLUDE ISU_VERARB OBJECT DOKU ID TX

How to fix this error?

Analyze the billing document with the number &v3& in the previous
period.
Change the schema structure.
Reverse the document.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

AJ688 - Details

• The SAP error message AJ688, which states "End of the last simulation period is not clear," typically occurs in the context of the SAP Controlling (CO) module, particularly when dealing with planning and simulation activities. This error indicates that the system is unable to determine the end of the last simulation period, which can hinder further processing or planning activities.
  Causes:
  
  Incomplete Simulation Data: The simulation data for the last period may not have been fully processed or saved, leading to ambiguity about the end of the simulation period.
  
  Configuration Issues: There may be configuration settings in the controlling area or planning version that are not set correctly, causing the system to be unable to identify the end of the simulation period.
  Missing or Incorrect Period Closing: If the previous periods have not been closed properly, the system may not recognize the end of the last simulation period.
  Data Consistency Issues: There may be inconsistencies