How To Fix /SAPAPO/CDPSOPT020 - Preprocessing not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CDPSOPT -

• Message number: 020

• Message text: Preprocessing not possible

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/CDPSOPT020 - Preprocessing not possible ?

  The SAP error message /SAPAPO/CDPSOPT020 Preprocessing not possible typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with the preprocessing of a planning run. This error can arise due to various reasons, and understanding the cause is crucial for finding an appropriate solution.
  Causes:
  
  Missing Master Data: The error may occur if there is missing or incomplete master data (e.g., material master, location master, etc.) that is required for the planning process.
  Incorrect Planning Parameters: If the planning parameters or settings are not correctly configured, it can lead to preprocessing issues.
  Data Inconsistencies: Inconsistencies in the data, such as incorrect or missing key figures, can prevent the preprocessing from completing successfully.
  Locking Issues: If the data is locked by another process or user, it may not be possible to perform the necessary preprocessing.
  Authorization Issues: Lack of proper authorizations for the user executing the planning run can also lead to this error.
  Technical Issues: There may be underlying technical issues, such as database problems or system performance issues.
  
  Solutions:
  
  Check Master Data: Ensure that all required master data is complete and correctly maintained. This includes checking the material master, location master, and any other relevant data.
  Review Planning Parameters: Verify that the planning parameters are set correctly. This includes checking the planning version, planning horizon, and other relevant settings.
  Data Consistency Check: Run consistency checks on the data to identify and resolve any inconsistencies. This can often be done using transaction codes like /SAPAPO/SDP94 or similar.
  Check Locks: Use transaction code SM12 to check for any locks on the relevant data. If locks are found, determine the cause and resolve it.
  Authorization Check: Ensure that the user has the necessary authorizations to execute the planning run. This may involve checking roles and profiles assigned to the user.
  System Performance: Monitor system performance and check for any technical issues that may be affecting the processing. This may involve working with your Basis team to resolve any underlying issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/SDP94 for planning board, SM12 for lock entries, and ST22 for dumps.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review SAP documentation related to APO and the specific planning functions you are using to ensure that you are following best practices.
  
  If the issue persists after checking these areas, it may be beneficial to engage with SAP support or consult with a technical expert who specializes in SAP APO.