How To Fix TN858 - Invalid parameter passing (&1)

SAP Error Message - Details

• Message type: E = Error

• Message class: TN - Support Package Manager (SPAM) Messages

• Message number: 858

• Message text: Invalid parameter passing (&1)

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 TN858 - Invalid parameter passing (&1) ?

  The SAP error message TN858 "Invalid parameter passing (&1)" typically occurs in the context of SAP's transport management system (TMS) or when dealing with transport requests. This error indicates that there is an issue with the parameters being passed to a function or program, which can lead to problems in processing transport requests or other related operations.
  Causes:
  
  Incorrect Parameter Values: The parameters being passed to a function or program may not be valid or may not meet the expected format or criteria.
  Configuration Issues: There may be misconfigurations in the transport management system or related settings that lead to invalid parameters being generated.
  Custom Code Issues: If there are custom developments or enhancements, they may not be handling parameters correctly, leading to this error.
  Transport Request Issues: The transport request itself may be corrupted or improperly configured, causing issues when trying to process it.
  
  Solutions:
  
  Check Parameter Values: Review the parameters being passed to ensure they are valid and conform to the expected format. This may involve checking the function module or program documentation.
  Review Transport Configuration: Ensure that the transport management system is correctly configured. This includes checking the transport routes, domains, and other related settings.
  Debugging: If you have access to the ABAP debugger, you can set breakpoints in the relevant code to inspect the values of parameters being passed and identify where the issue arises.
  Check Custom Code: If the error is related to custom developments, review the code for any issues in how parameters are being handled. Ensure that all necessary checks and validations are in place.
  Recreate Transport Request: If the transport request is suspected to be corrupted, consider recreating it. This can sometimes resolve issues related to invalid parameters.
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or patches that may address this specific error message. SAP frequently updates its knowledge base with solutions to known issues.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the transport management system and any relevant function modules or programs.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to identify the cause of the TN858 error and implement a suitable solution.