How To Fix /SAPAPO/RELEASE028 - No delivery schedule generated

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RELEASE -

• Message number: 028

• Message text: No delivery schedule generated

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RELEASE028 - No delivery schedule generated ?

  The SAP error message /SAPAPO/RELEASE028 No delivery schedule generated typically occurs in the context of Advanced Planning and Optimization (APO) when the system is unable to generate a delivery schedule for a particular product or location. This can happen for various reasons, and understanding the cause is crucial for finding a solution.
  Causes:
  
  Missing Master Data: The required master data (like product master, location master, or transportation lanes) may not be set up correctly or may be missing.
  Planning Parameters: Incorrect or missing planning parameters in the APO system can lead to the inability to generate delivery schedules.
  No Demand or Supply: If there is no demand or supply for the product in the planning horizon, the system will not generate a delivery schedule.
  Scheduling Constraints: Constraints such as lead times, transportation times, or other scheduling parameters may prevent the generation of a delivery schedule.
  Incorrect Settings in the Planning Book: The planning book settings may not be configured correctly to allow for delivery schedule generation.
  Integration Issues: Problems with the integration between SAP APO and other SAP modules (like SAP ECC) can also lead to this error.
  
  Solutions:
  
  Check Master Data: Ensure that all necessary master data is correctly maintained. This includes checking the product master, location master, and transportation lanes.
  Review Planning Parameters: Verify that the planning parameters are set correctly in the APO system. This includes checking the settings for the planning area and the planning book.
  Analyze Demand and Supply: Check if there is any demand or supply for the product in the planning horizon. If not, you may need to adjust your planning or create demand.
  Examine Scheduling Constraints: Review any constraints that may be affecting the scheduling process. Adjust lead times or other parameters as necessary.
  Check Planning Book Settings: Ensure that the planning book is configured correctly to allow for delivery schedule generation. This may involve checking the key figures and planning levels.
  Integration Check: If you suspect integration issues, check the settings and logs for any errors in the integration between SAP APO and other systems.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like /SAPAPO/SDP94 (for planning book) or /SAPAPO/SDP93 (for demand planning) to analyze the data.
  Logs and Monitoring: Check the APO logs and monitoring tools to identify any additional errors or warnings that may provide more context for the issue.
  SAP Notes: Look for relevant SAP Notes that may address known issues or provide patches related to this error message.
  Documentation: Refer to SAP documentation for detailed information on delivery schedule generation and troubleshooting steps.
  
  By systematically checking these areas, you should be able to identify the cause of the error and implement an appropriate solution.