How To Fix SV646 - Internal database interface error

SV646 - Overview

• Message type: E = Error

• Message class: SV - View Maintenance: Customize Messages

• Message number: 646

• Message text: Internal database interface error

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.

SV646 - Details

• The SAP error message SV646, which indicates an "Internal database interface error," typically arises from issues related to the database connection or the internal handling of database operations within the SAP system. Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  
  Database Connection Issues: Problems with the connection between the SAP application server and the database server can lead to this error. This could be due to network issues, database server downtime, or incorrect connection parameters.
  
  
  Database Locking: If a database table is locked by another transaction, it may cause this error when another transaction tries to access it.
  
  
  Corrupted Database Objects: Corruption in database tables or indexes can lead to internal errors when the system tries to access or manipulate these objects.
  
  
  Insufficient Resources: Lack of memory or other system resources on the database server can cause it to fail to process requests properly.
  
  
  
  Configuration Issues: Incorrect configuration settings in the