How To Fix /CPD/PWS_MP_API020 - &1 is not a valid &2 type

SAP Error Message - Details

• Message type: E = Error

• Message class: /CPD/PWS_MP_API -

• Message number: 020

• Message text: &1 is not a valid &2 type

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 /CPD/PWS_MP_API020 - &1 is not a valid &2 type ?

  The SAP error message /CPD/PWS_MP_API020 &1 is not a valid &2 type typically indicates that there is an issue with the type of data being processed in a specific API call or function module related to the SAP Cloud Platform or a similar module. The placeholders &1 and &2 in the error message will be replaced with specific values that provide more context about the error.
  Cause:
  
  Invalid Data Type: The error usually arises when the system receives a value that does not match the expected data type for a particular field or parameter. This could be due to incorrect data being passed from the application or a mismatch in the expected format.
  Configuration Issues: There may be configuration settings in the system that are not aligned with the expected data types.
  Custom Development: If there are custom developments or enhancements, they might be passing incorrect values to the API.
  
  Solution:
  
  Check Input Values: Review the values being passed to the API or function module. Ensure that they conform to the expected data types and formats.
  Review Documentation: Consult the SAP documentation for the specific API or function module to understand the expected input parameters and their data types.
  Debugging: If you have access to the system, use debugging tools to trace the execution and identify where the invalid value is being introduced.
  Configuration Review: Check the configuration settings related to the module or API to ensure they are set up correctly.
  Error Handling: Implement error handling in your code to catch such issues early and provide meaningful feedback to users.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address this specific error message or provide additional context.
  Community Forums: Check SAP Community forums or other online resources where similar issues may have been discussed.
  Version Compatibility: Ensure that you are using compatible versions of the software components involved, as mismatches can lead to such errors.
  
  If you continue to face issues after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with the full error message and context for better troubleshooting.