How To Fix CNV_PE622 - Parameter &1 has TTYP as parent and is not allowed in KB

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 622

• Message text: Parameter &1 has TTYP as parent and is not allowed in KB

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_PE622 - Parameter &1 has TTYP as parent and is not allowed in KB ?

  The SAP error message CNV_PE622 indicates that there is an issue with a parameter in the context of a conversion or migration process, specifically related to the use of a parameter that has a certain type (TTYP) as its parent, which is not allowed in the Knowledge Base (KB).
  Cause:
  
  Parameter Type Restriction: The error suggests that the parameter you are trying to use is of a type that is not permitted in the context of the operation you are performing. In this case, the parameter has a parent type of TTYP, which is restricted in the Knowledge Base.
  Configuration Issues: There may be a misconfiguration in the migration or conversion settings that leads to the use of an invalid parameter type.
  Data Model Issues: The data model being used may not support the parameter type in question, leading to this error during the conversion process.
  
  Solution:
  
  Check Parameter Configuration: Review the configuration of the parameters being used in the conversion or migration process. Ensure that they are of the correct type and that their parent types are allowed in the Knowledge Base.
  Modify the Parameter: If the parameter is indeed of type TTYP and is not allowed, consider modifying it to a type that is acceptable within the context of your operation.
  Consult Documentation: Refer to the SAP documentation or the specific migration tool documentation to understand the allowed parameter types and their configurations.
  Update Knowledge Base: If applicable, ensure that your Knowledge Base is up to date and that any necessary patches or updates have been applied to support the parameters you are trying to use.
  Seek Support: If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who can provide guidance based on the specific context of your implementation.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context on the parameters and their allowed types.
  Migration Tools: If you are using a specific migration tool (like SAP S/4HANA Migration Cockpit), refer to its documentation for details on parameter types and configurations.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.