How To Fix R8890 - H extraction &1 is completely incorrect

R8890 - Overview

• Message type: E = Error

• Message class: R8 - Messages from the meta data generation

• Message number: 890

• Message text: H extraction &1 is completely incorrect

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.

R8890 - Details

• The SAP error message R8890, which states "Extraction &1 is completely incorrect," typically occurs during the data extraction process in SAP BW (Business Warehouse) or when working with data sources in SAP systems. This error indicates that the extraction process has encountered issues that prevent it from completing successfully.
  Causes:
  
  Data Source 
  Configuration Issues: The data source may not be configured correctly, leading to incorrect extraction parameters or mappings.
  Data Quality Issues: The data being extracted may contain inconsistencies, missing values, or other quality issues that render it unusable.
  Transformation Errors: If there are transformations defined in the data flow, errors in these transformations can lead to incorrect data being extracted.
  Authorization Issues: Lack of proper authorizations for the user or the data source can prevent successful extraction.
  Technical Issues: There may be underlying technical issues such as connectivity problems, system performance issues, or bugs in the SAP system.
  
  Solutions:
  
  Check Data Source Configuration: Review the configuration of