How To Fix IUUC_MAIN131 - Data class &1 not assigned to a valid table space

SAP Error Message - Details

• Message type: E = Error

• Message class: IUUC_MAIN - IUUC: Main Message class

• Message number: 131

• Message text: Data class &1 not assigned to a valid table space

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 IUUC_MAIN131 - Data class &1 not assigned to a valid table space ?

  The SAP error message IUUC_MAIN131 indicates that a data class is not assigned to a valid table space. This typically occurs in the context of database table management, particularly when working with the SAP Landscape Transformation (SLT) replication or when configuring database tables in the SAP system.
  
  Cause:
  The error is usually caused by one of the following reasons:
  
  Data Class Configuration: The data class specified for a table is not correctly mapped to a valid table space in the database.
  Missing Table Space: The table space that should correspond to the data class does not exist or is not properly configured in the database.
  Database 
  Configuration Issues: There may be issues with the database configuration or the connection between SAP and the database.
  
  
  Solution:
  To resolve the IUUC_MAIN131 error, you can follow these steps:
  
  
  Check Data Class Assignment:
  
  Go to the Data Dictionary (transaction SE11) and check the data class assigned to the table that is causing the