How To Fix R-503 - Error while reading data; activity terminated

SAP Error Message - Details

• Message type: E = Error

• Message class: R- -

• Message number: 503

• Message text: Error while reading data; activity terminated

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 R-503 - Error while reading data; activity terminated ?

  The SAP error message R-503, which states "Error while reading data; activity terminated," typically indicates that there was an issue when the system attempted to read data from the database or during a specific processing step. This error can occur in various contexts, such as during report execution, data extraction, or when accessing certain transactions.
  Possible Causes:
  
  Database Issues: There may be a problem with the database connection, such as a timeout, network issue, or database corruption.
  Authorization Issues: The user may not have the necessary authorizations to access the data or execute the transaction.
  Data Inconsistencies: There could be inconsistencies or corruption in the data being accessed, which prevents the system from reading it correctly.
  Configuration Errors: Incorrect configuration settings in the SAP system or in the specific module being used can lead to this error.
  Program Errors: Bugs or issues in the ABAP program or report being executed can also trigger this error.
  
  Solutions:
  
  Check Database