How To Fix MQ164 - Runtime forecast & is already in phase &

SAP Error Message - Details

• Message type: E = Error

• Message class: MQ - Messages for Euro Changeover Package

• Message number: 164

• Message text: Runtime forecast & is already in phase &

What causes this issue?

The interrupted forecast is to be continued.
If the TIME phase has already been reached, you cannot restart the
package.

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?

Create a new runtime forecast package. To do this, proceed as follows:
Deactivate the current runtime forecast package.
<DS:TRAN.EWT2>Proceed</>
Activate your changeover package.
Start the runtime forecast again by choosing a new package number.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MQ164 - Runtime forecast & is already in phase & ?

  The SAP error message MQ164 typically relates to issues in the context of the SAP Advanced Planning and Optimization (APO) module, particularly in the area of demand planning and forecasting. The message indicates that a runtime forecast is already in a specific phase, which can prevent further processing or updates to the forecast.
  Cause:
  
  Forecast Already in Process: The error usually occurs when a forecast run is already in progress or has not been completed, and a new forecast attempt is made.
  Locking Mechanism: SAP uses a locking mechanism to prevent multiple processes from modifying the same data simultaneously. If a forecast is locked, any attempt to modify or re-run it will trigger this error.
  Incorrect Configuration: There may be configuration issues in the forecasting settings or the planning area that lead to this error.
  
  Solution:
  
  Check Current Forecast Status: Verify if there is an existing forecast process that is still running. You can do this by checking the relevant transaction codes in SAP (like /SAPAPO/DP for demand planning).
  Wait for Completion: If a forecast is currently being processed, wait for it to complete before attempting to run a new forecast.
  Release Locks: If you find that a forecast is stuck or has failed, you may need to release the locks manually. This can often be done through transaction codes like SM12 (to view and delete locks).
  Review Configuration: Ensure that the configuration settings for the planning area and forecast models are correct. This includes checking the settings for the forecast profile and planning versions.
  Check Logs: Review the application logs for any additional error messages or warnings that might provide more context on the issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/DP, /SAPAPO/MC, and SM12 for managing demand planning and locks.
  SAP Notes: Check SAP Notes for any known issues or patches related to the MQ164 error. SAP frequently updates its knowledge base with solutions for common errors.
  Documentation: Review SAP documentation on demand planning and forecasting to ensure that you are following best practices and configurations.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or technical team for further investigation, or reach out to SAP support for assistance.