How To Fix E2257 - Observe the constraints for use in a logical database

SAP Error Message - Details

• Message type: E = Error

• Message class: E2 - DE Data Dictionary

• Message number: 257

• Message text: Observe the constraints for use in a logical database

What causes this issue?

If the table name or view name is longer than 14 characters, you cannot
use the table or view in a logical database.
Cause: Restrictions on the maximum length of generated internal names
on the logical database.

System Response

This is an information message.

How to fix this error?

Select a name with length of maximum 14 characters for the table or
view, if you wish to use the table or view in a logical database.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E2257 - Observe the constraints for use in a logical database ?

  The SAP error message E2257, which states "Observe the constraints for use in a logical database," typically occurs when there are issues related to the logical database (LDB) being used in an ABAP program or report. This error indicates that the program is not adhering to the constraints or rules defined for the logical database.
  Causes:
  
  Incorrect Use of Logical Database: The program may be trying to access fields or tables that are not allowed or not defined in the logical database.
  Missing Authorizations: The user executing the report may not have the necessary authorizations to access certain data within the logical database.
  Improperly Defined Logical Database: The logical database itself may be incorrectly defined, leading to constraints being violated.
  Field Selection Issues: The fields being selected in the program may not be compatible with the logical database's structure.
  
  Solutions:
  
  Check Logical Database Definition: Review the definition of the logical database in transaction SE37 or SE80. Ensure that the fields and tables being accessed in your program are included in the logical database.
  Review Program Code: Look at the ABAP code to ensure that it is correctly using the logical database. Make sure that the SELECT statements and field selections are appropriate.
  Authorization Check: Verify that the user has the necessary authorizations to access the data being queried. This can be done by checking user roles and authorizations in transaction SU01.
  Debugging: Use the debugger to step through the program and identify where the error occurs. This can help pinpoint the exact cause of the issue.
  Consult Documentation: Refer to SAP documentation or help resources for specific constraints related to the logical database you are using.
  
  Related Information:
  
  Logical Databases: Logical databases in SAP are predefined structures that allow for data retrieval from the database in a structured way. They encapsulate the logic for data selection and can enforce certain constraints.
  ABAP Development: Understanding ABAP programming and how logical databases work is crucial for troubleshooting this error. Familiarity with transaction codes like SE38 (for reports) and SE11 (for data dictionary) can be helpful.
  SAP Notes: Check SAP Notes for any known issues or updates related to the specific logical database you are using. This can provide insights into any bugs or fixes that may be relevant.
  
  If the issue persists after trying the above solutions, consider reaching out to your SAP Basis or ABAP development team for further assistance.