How To Fix IRW_LT104 - Mandatory table &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: IRW_LT - ILM LT

• Message number: 104

• Message text: Mandatory table &1 does not exist

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 IRW_LT104 - Mandatory table &1 does not exist ?

  The SAP error message IRW_LT104, which states "Mandatory table &1 does not exist," typically occurs in the context of SAP Logistics or Inventory Management when the system is trying to access a table that is required for a specific operation but cannot find it. This can happen for various reasons, including configuration issues, missing data, or problems with the database.
  Causes:
  
  Missing Table: The specified table (indicated by &1 in the error message) does not exist in the database. This could be due to an incomplete installation or a failed upgrade.
  Incorrect Configuration: The system may be misconfigured, leading to the system looking for a table that should not be required or is incorrectly referenced.
  Transport Issues: If the system has recently undergone a transport of changes, the required table may not have been included or properly activated.
  Database Issues: There may be issues with the database itself, such as corruption or misconfiguration.
  
  Solutions:
  
  Check Table Existence: Verify if the table mentioned in the error message actually exists in the database. You can do this by using transaction SE11 (Data Dictionary) to check for the table.
  Recreate Missing Tables: If the table is missing, you may need to recreate it. This could involve running specific SAP programs or transactions that can regenerate the necessary database objects.
  Check Configuration: Review the configuration settings related to the module you are working with. Ensure that all necessary settings are correctly defined.
  Transport Management: If the issue arose after a transport, check the transport logs to ensure that all necessary objects were included and correctly imported.
  Database Consistency Check: Run database consistency checks to identify and resolve any issues with the database.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. SAP frequently releases notes that provide solutions or workarounds for known issues.
  Consult Documentation: Review the documentation for the specific module or functionality you are working with to ensure that all prerequisites are met.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), and SE37 (Function Module) to investigate further.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if you have a support contract.
  Community Forums: Check SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to diagnose and resolve the IRW_LT104 error in your SAP system.