How To Fix CNV_PE745 - Generation of DDIC structure ("deep" format) for worklist

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 745

• Message text: Generation of DDIC structure ("deep" format) for worklist

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 CNV_PE745 - Generation of DDIC structure ("deep" format) for worklist ?

  The SAP error message "CNV_PE745 Generation of DDIC structure ('deep' format) for worklist" typically occurs during the execution of a data migration or conversion process, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error is related to the generation of Data Dictionary (DDIC) structures that are required for handling the worklist of data to be migrated.
  Cause:
  
  Missing or Incomplete Configuration: The error may arise if the configuration for the data migration is incomplete or incorrect. This includes missing source or target structures.
  Data Model Issues: There may be issues with the underlying data model, such as missing tables or fields that are expected to be present.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to create or modify DDIC objects.
  Technical Issues: There could be technical issues such as database inconsistencies, or problems with the transport layer.
  Version Compatibility: The error may also occur if there are compatibility issues between the source and target systems, especially if they are on different versions of SAP.
  
  Solution:
  
  Check Configuration: Review the configuration settings for the migration project to ensure that all necessary parameters are set correctly.
  Verify Data Model: Ensure that the data model is complete and that all required tables and fields are present in both the source and target systems.
  User Authorizations: Check the authorizations of the user executing the migration. Ensure that they have the necessary permissions to create and modify DDIC objects.
  Review Logs: Check the logs for more detailed error messages that can provide insights into what specifically is causing the issue.
  Database Consistency: Run consistency checks on the database to ensure there are no underlying issues that could be causing the error.
  SAP Notes: Search for relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  Consult Documentation: Review the official SAP documentation for the migration tool you are using to ensure that you are following the correct procedures.
  
  Related Information:
  
  SAP Notes: Look for SAP Notes related to the CNV_PE745 error for specific patches or updates that may resolve the issue.
  Migration Cockpit Documentation: Refer to the SAP S/4HANA Migration Cockpit documentation for detailed guidance on data migration processes.
  Community Forums: Check SAP Community forums or other user groups for discussions related to this error, as other users may have encountered and resolved similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to engage SAP support for further assistance.