How To Fix PK026 - Not currently possible to switch strategy

SAP Error Message - Details

• Message type: E = Error

• Message class: PK - Production - KANBAN

• Message number: 026

• Message text: Not currently possible to switch strategy

What causes this issue?

You want to switch from a strategy with manual kanbans to another
strategy or vice versa.
This is only possible if no kanbans exist in the control cycle for
which a goods receipt can be posted. If a goods receipt was posted
after the strategy is changed, this would lead to an error.

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?

First, make sure that there are no kanbans in the control cycle for
which a goods receipt can be posted.
Then you can change the strategy.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PK026 - Not currently possible to switch strategy ?

  The SAP error message PK026, which states "Not currently possible to switch strategy," typically occurs in the context of production planning and control, particularly when dealing with strategies for production or planning in SAP's Production Planning (PP) module. This error can arise due to various reasons related to the configuration of the material, the production process, or the planning strategy itself.
  Causes of Error PK026
  
  
  Incorrect Configuration: The material master may not be configured correctly for the desired planning strategy. This can include settings in the MRP (Material Requirements Planning) views or the production version.
  
  
  Incompatible Strategy: The current strategy may not be compatible with the existing settings or the production process. For example, if a material is set to a certain strategy (like Make-to-Stock) and you are trying to switch to another (like Make-to-Order), it may not be allowed due to existing orders or stock.
  
  
  Open Orders: If there are open production orders, purchase orders, or sales orders that are linked to the current strategy, switching strategies may not be possible until those orders are resolved.
  
  
  Master Data Issues: There may be issues with the master data, such as the bill of materials (BOM) or routing, that prevent the strategy from being switched.
  
  
  System Settings: Certain system settings or user authorizations may restrict the ability to change planning strategies.
  
  
  Solutions to Error PK026
  
  
  Check Material Master Settings: Review the material master data for the affected material. Ensure that the MRP views are correctly configured for the desired planning strategy.
  
  
  Review Open Orders: Check for any open production orders, purchase orders, or sales orders that may be preventing the switch. You may need to complete or delete these orders before changing the strategy.
  
  
  Validate BOM and Routing: Ensure that the BOM and routing for the material are correctly set up and compatible with the desired planning strategy.
  
  
  Consult Configuration Settings: Review the configuration settings in the SAP system related to planning strategies. This may involve checking the configuration in SPRO (SAP Project Reference Object) under Production Planning.
  
  
  User Authorizations: Ensure that you have the necessary authorizations to change the planning strategy. If not, consult with your SAP security team.
  
  
  Consult Documentation: Refer to SAP documentation or help files for specific details on the planning strategies and their configurations.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for further assistance.
  
  
  Related Information
  
  
  Planning Strategies: Familiarize yourself with the different planning strategies available in SAP, such as Make-to-Stock (MTS), Make-to-Order (MTO), and others, to understand their implications on production planning.
  
  
  Transaction Codes: Use transaction codes like MM02 (Change Material), CO01 (Create Production Order), and MD04 (Stock/Requirements List) to investigate the material and its related orders.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on error PK026.
  
  
  By following these steps, you should be able to diagnose and resolve the issue related to the PK026 error in SAP.