How To Fix RSISW255 - There may only be one first parameterization step

RSISW255 - Overview

• Message type: E = Error

• Message class: RSISW - Intelligent Services

• Message number: 255

• Message text: There may only be one first parameterization step

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSISW255 - There may only be one first parameterization step ?

  The SAP error message RSISW255, which states "There may only be one first parameterization step," typically occurs in the context of the SAP BW (Business Warehouse) system when dealing with the process of parameterization in data flows or data models. This error indicates that there is an issue with the configuration of the parameterization steps in your data flow.
  
  Cause:
  The error is usually caused by one of the following issues:
  
  Multiple First Steps: You may have defined more than one "first" parameterization step in your data flow. In SAP BW, the parameterization process should have a single entry point or first step.
  Incorrect Configuration: There might be a misconfiguration in the data flow or process chain that leads to ambiguity in determining which step should be considered the first.
  Data Model Issues: If you are working with a composite provider or a similar structure, there may be conflicting definitions that lead to this error.
  
  
  Solution:
  To