How To Fix DBMAN259 - Unknown error in SQL interface

SAP Error Message - Details

• Message type: E = Error

• Message class: DBMAN - Data Manager Message Class

• Message number: 259

• Message text: Unknown error in SQL interface

What causes this issue?

The SQL interface of the application server (DBSL) has reported an
unknown error. This error can be caused by:
- Overflows when aggregated data is read from the database in ABAP. If
this occurs, the definition for the corresponding key figure must be
changed.
- Internal errors

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Contact your system administrator.

Procedure for System Administrators

Determine to which of these categories the error belongs and check
whether it can be resolved. Errors are also listed in the system log
(transaction SM21). From the system log, you can use transactions SM51
and SM50 to determine the developers trace log for the work process; in
this log, you can then view the statement causing the error. This
procedure is outlined in SAP Note 568768.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DBMAN259 - Unknown error in SQL interface ?

  The SAP error message DBMAN259: Unknown error in SQL interface typically indicates that there is an issue with the database connection or the SQL interface used by SAP to communicate with the database. This error can arise from various underlying causes, and troubleshooting it may require a systematic approach.
  Possible Causes:
  
  Database Connectivity Issues: The connection between SAP and the database may be disrupted due to network issues, database server downtime, or incorrect connection parameters.
  Database Configuration Problems: Misconfigurations in the database settings or parameters can lead to this error.
  SQL Syntax Errors: If there are issues with the SQL statements being executed, it may trigger this error.
  Database Locking Issues: If the database is locked or if there are deadlocks, it can result in this error.
  Insufficient Database Resources: Lack of memory, disk space, or other resources on the database server can cause this error.
  Database Driver Issues: Problems with the database driver or its compatibility