How To Fix RSM207 - Data class & is unknown

RSM207 - Overview

• Message type: E = Error

• Message class: RSM -

• Message number: 207

• Message text: Data class & is unknown

What causes this issue?

Data type &V1& is not known. The following data types can be requested:
D -> Transaction data
M -> Master data (attributes)
T -> Texts
H -> Hierarchies

System Response

How to fix this error?

Change your data type to a valid one.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSM207 - Data class & is unknown ?

  The SAP error message RSM207, which states "Data class & is unknown," typically occurs when there is an issue with the data class specified for a database table or an object in the SAP system. This error can arise during various operations, such as when creating or modifying database tables, or when trying to activate a data dictionary object.
  
  Cause:
  
  Incorrect Data Class Specification: The data class specified for the table or object does not exist or is misspelled.
  Missing Data Class Definition: The data class has not been defined in the system.
  Transport Issues: If the data class was recently transported from another system, it may not have been included or properly configured.
  Custom Development: If you are working with custom tables or objects, the data class may not be recognized if it was not properly created or registered.
  
  
  Solution:
  
  
  Check Data Class: Verify the data class specified in the table definition. Ensure that it is