How To Fix RSDS_ACCESS056 - Database alias contains invalid characters

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDS_ACCESS - Access Messages

• Message number: 056

• Message text: Database alias contains invalid characters

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDS_ACCESS056 - Database alias contains invalid characters ?

  The SAP error message RSDS_ACCESS056 indicates that there is an issue with the database alias you are trying to use in your SAP system. Specifically, it means that the database alias contains invalid characters that are not allowed.
  
  Cause:
  The error typically arises due to one or more of the following reasons:
  
  Invalid Characters: The database alias may contain special characters, spaces, or symbols that are not permitted.
  Naming Conventions: The alias may not adhere to the naming conventions required by SAP, which usually allows only alphanumeric characters and underscores.
  
  Configuration Issues: There may be a misconfiguration in the database connection settings or the way the alias is defined in the system.
  
  
  Solution:
  To resolve the RSDS_ACCESS056 error, you can follow these steps:
  
  
  Check the Database Alias:
  
  Go to the transaction code RSDS (DataSource Maintenance).
  Locate the DataSource that is causing the issue.
  Verify the database alias and ensure it only contains valid characters (letters, numbers, and underscores).
  
  
  
  Rename the Alias:
  
  If the