How To Fix DA454 - & technical settings for tables

SAP Error Message - Details

• Message type: E = Error

• Message class: DA - Dictionary: Compare, distribution, timer, instantiation

• Message number: 454

• Message text: & technical settings for tables

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message DA454 - & technical settings for tables ?

  The SAP error message DA454 typically indicates an issue related to the technical settings of a database table, particularly concerning the data class and size category. This error can arise when the technical settings of a table do not align with the data being stored or the system's configuration.
  Cause of Error DA454
  
  Inconsistent Technical Settings: The technical settings of the table may not be appropriate for the data it is intended to store. For example, if the data class or size category is not suitable for the volume of data, it can lead to this error.
  Data Class and Size Category Mismatch: The data class defines how the data is stored in the database, while the size category determines the maximum size of the table. If the actual data exceeds the defined limits, this error can occur.
  Database Configuration Issues: Sometimes, the underlying database configuration may not support the defined settings for the table.
  
  Solution
  To resolve the DA454 error, you can take the following steps:
  
  
  Check Technical Settings:
  
  Go to the Data Dictionary (SE11) and check the technical settings of the table that is causing the error.
  Ensure that the data class and size category are appropriate for the expected volume of data.
  
  
  
  Adjust Data Class and Size Category:
  
  If the current settings are not suitable, you may need to adjust the data class and size category.
  For example, if the table is expected to hold a large amount of data, consider changing the size category to a larger one.
  
  
  
  Re-Generate Table:
  
  After making changes to the technical settings, you may need to activate or regenerate the table to apply the new settings.
  
  
  
  Database Administration:
  
  If the issue persists, consult with your database administrator to ensure that the database is configured correctly to handle the table's settings.
  
  
  
  Check for Data Volume:
  
  Monitor the actual data volume being stored in the table to ensure it does not exceed the defined limits.
  
  
  
  Related Information
  
  Data Class: This defines how the data is stored in the database (e.g., in the database's memory or on disk).
  Size Category: This determines the maximum size of the table and can affect performance and storage allocation.
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary) to view and modify table settings, and SE14 (Database Utility) to manage database-related tasks.
  
  Technical Settings for Tables
  When defining technical settings for tables in SAP, consider the following:
  
  
  Data Class: Choose from options like:
  
  APPL0: Master data
  APPL1: Transaction data
  APPL2: Customizing data
  
  
  
  Size Category: Select an appropriate size category based on the expected number of records:
  
  Size categories range from 0 (small) to 7 (very large).
  
  
  
  Buffering: Decide if the table should be buffered and choose the appropriate buffering type (e.g., single record buffering, full buffering).
  
  
  Logging: Determine if changes to the table should be logged for auditing purposes.
  
  
  By ensuring that the technical settings align with the data requirements and system capabilities, you can prevent the DA454 error and maintain optimal performance in your SAP environment.