Message type: E = Error
Message class: MR - Stock overview for generic materials
Message number: 004
Message text: No plant class type has been maintained for the stock overview
When the system tried to determine the class type which was used to
group plants for the stock overview, it did not find any assignment
entry for application class <LS>04</> (stock overview).
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Inform your system administrator so that the correct setting can be
made in Customizing.
Procedure for system administrator
Make the following assignments in Customizing under
<DS:SIMG.W_GE_0200.SIMG_ORAL>applications</>:
Assign class type <LS>035</> to application class <LS>04</> (standard
system).
Error message extract from SAP system. Copyright SAP SE.
MR004
- No plant class type has been maintained for the stock overview ?The SAP error message MR004, which states "No plant class type has been maintained for the stock overview," typically occurs when there is a configuration issue related to the plant class types in the system. This error is often encountered in the context of inventory management and stock overview transactions.
Cause: The primary cause of this error is that the system is unable to find a valid plant class type for the specified plant in the stock overview. This can happen due to: Missing Configuration: The plant class type has not been defined in the system for the specific plant. Incorrect Plant Assignment: The plant may not be correctly assigned to a class type in the configuration settings. Data Inconsistency: There may be inconsistencies in the master data or configuration settings that lead to this error.
Solution: To resolve the MR004 error, you can follow these steps: Check Plant Configuration: Go to the SAP Customizing Implementation Guide (SPRO). Navigate to
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