How To Fix RD182 - Error when resetting the generic delta for DataSource &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RD - CO-PA Connection to SAP BW

• Message number: 182

• Message text: Error when resetting the generic delta for DataSource &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 RD182 - Error when resetting the generic delta for DataSource &1 ?

  The SAP error message RD182, which states "Error when resetting the generic delta for DataSource &1," typically occurs in the context of SAP Data Warehousing, particularly when dealing with the extraction of data from a source system into SAP BW (Business Warehouse). This error is related to the delta mechanism used for data extraction, which allows for the incremental loading of data rather than full data loads.
  Cause of RD182 Error
  
  
  Inconsistent Delta Queue: The delta queue for the DataSource may be inconsistent or corrupted, which can happen if there are issues during data extraction or if the delta process was interrupted.
  
  
  DataSource Configuration Issues: There may be configuration issues with the DataSource itself, such as incorrect settings or missing parameters.
  
  
  Data Transfer Issues: Problems during the data transfer process, such as network issues or system downtime, can lead to this error.
  
  
  Missing or Incorrect Initialization: If the DataSource has not been properly initialized for delta extraction, it can lead to errors when attempting to reset the delta.
  
  
  Authorization Issues: Lack of proper authorizations for the user executing the reset can also trigger this error.
  
  
  Solutions to RD182 Error
  
  
  Check Delta Queue: Use transaction code RSA7 to monitor the delta queue. If there are inconsistencies, you may need to clear or reset the delta queue.
  
  
  Reinitialize the DataSource: If the DataSource is not properly initialized, you may need to perform a full load and then reinitialize the delta. This can be done using transaction RSA1 to manage the DataSource.
  
  
  Check DataSource Settings: Review the configuration of the DataSource in the SAP BW system to ensure that all settings are correct. This includes checking the extraction method and any relevant parameters.
  
  
  Monitor Data Transfer: Ensure that there are no ongoing issues with data transfer. Check for any error messages in the source system that might indicate problems.
  
  
  Authorization Check: Verify that the user has the necessary authorizations to perform the reset operation. This may involve checking roles and permissions in the SAP system.
  
  
  Consult Logs: Check the application logs (transaction SLG1) for more detailed error messages that can provide additional context on the issue.
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide patches and updates.
  
  
  Related Information
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), RSA7 (Delta Queue Monitor), and SLG1 (Application Log).
  SAP BW Documentation: Review SAP documentation related to DataSources and delta management for best practices and troubleshooting steps.
  SAP Community: Engage with the SAP Community forums for insights and solutions shared by other users who may have encountered similar issues.
  
  By following these steps, you should be able to diagnose and resolve the RD182 error effectively. If the problem persists, consider reaching out to SAP support for further assistance.