How To Fix /SAPAPO/SDP_SB109 - Enter a valid end date for the read period

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/SDP_SB -

• Message number: 109

• Message text: Enter a valid end date for the read period

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/SDP_SB109 - Enter a valid end date for the read period ?

  The SAP error message /SAPAPO/SDP_SB109 indicates that there is an issue with the end date specified for the read period in the Supply Network Planning (SNP) or Demand Planning (DP) module of SAP Advanced Planning and Optimization (APO). This error typically arises when the end date is either invalid, not set, or does not logically follow the start date.
  Cause:
  
  Invalid Date Format: The end date may not be in the correct format or may not be recognized by the system.
  Logical Error: The end date is earlier than the start date, which is not permissible.
  Missing Dates: Either the start date or end date is not specified, leading to an incomplete period definition.
  Calendar Issues: The dates may fall outside the defined planning calendar or may not align with the fiscal year settings.
  
  Solution:
  
  Check Date Format: Ensure that the end date is entered in the correct format as required by the system.
  Verify Dates: Make sure that the end date is later than the start date. Adjust the dates accordingly.
  Specify Dates: If either date is missing, provide valid start and end dates for the read period.
  Review Planning Calendar: Check the planning calendar settings to ensure that the dates fall within the allowed range.
  Transaction Code: If you are using a specific transaction code to enter these dates, ensure that you are following the correct procedure and that all required fields are filled out.
  
  Related Information:
  
  Transaction Codes: You may be using transaction codes like /SAPAPO/SDP for demand planning or /SAPAPO/SNP for supply network planning.
  Documentation: Refer to SAP Help documentation for detailed information on date handling in APO.
  User Authorization: Ensure that you have the necessary authorizations to make changes to planning data.
  SAP Notes: Check for any relevant SAP Notes that might address known issues or bugs related to this error message.
  
  If the problem persists after checking the above points, it may be beneficial to consult with your SAP Basis or APO support team for further assistance.