How To Fix RSMDP020 - Protocol &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RSMDP - Master Data Processing

• Message number: 020

• Message text: Protocol &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 RSMDP020 - Protocol &1 ?

  The SAP error message RSMDP020 typically relates to issues with the Data Transfer Process (DTP) in SAP BW (Business Warehouse). The message indicates that there is a problem with the data transfer protocol, which can occur for various reasons. Here’s a breakdown of the potential causes, solutions, and related information:
  Causes:
  
  Incorrect Source or Target Settings: The source or target settings in the DTP may be incorrectly configured.
  Data Source Issues: The data source might be inactive or not properly set up.
  Authorization Issues: The user executing the DTP may not have the necessary authorizations to access the data.
  Data Model Changes: Changes in the underlying data model (like InfoObjects or InfoProviders) that are not reflected in the DTP.
  Technical Issues: There could be technical issues such as network problems or system performance issues affecting the data transfer.
  
  Solutions:
  
  Check DTP Configuration: Review the DTP settings to ensure that the source and target are correctly configured. Make sure that the data source is active and properly set up.
  Validate Authorizations: Ensure that the user executing the DTP has the necessary authorizations to access the data source and target.
  Review Data Model: Check for any changes in the data model that might affect the DTP. Ensure that all InfoObjects and InfoProviders are correctly defined and active.
  Monitor System Performance: Check for any system performance issues or network problems that might be affecting the data transfer.
  Check for Error Logs: Look at the error logs in the SAP system for more detailed information about the error. This can provide insights into what specifically is causing the issue.
  Recreate DTP: If the issue persists, consider recreating the DTP to ensure that all settings are correct.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like RSA1 (Data Warehousing Workbench) to access the DTP and check its settings.
  SAP Notes: Check SAP Notes related to the error message RSMDP020 for any specific patches or updates that may address known issues.
  Documentation: Refer to SAP documentation for detailed information on configuring DTPs and troubleshooting common issues.
  
  If the problem continues after trying these solutions, it may be beneficial to consult with your SAP Basis or BW team for further assistance.