How To Fix MW187 - Allocation rules with quota category 'E' & are not allowed here

MW187 - Overview

• Message type: E = Error

• Message class: MW - Messages IS-R / Allocation Tables

• Message number: 187

• Message text: Allocation rules with quota category 'E' & are not allowed here

What causes this issue?

Allocation rules with quota type 'E' <(>&<)>V1& are only included for
use with allocation strategies.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Use an allocation rule with another quota type.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

MW187 - Details

• The SAP error message MW187 indicates that there is an issue with allocation rules that are associated with a quota category 'E' (which typically refers to a specific type of quota in SAP). This error usually arises in the context of inventory management or material requirements planning (MRP) when the system encounters allocation rules that are not permitted in the current context.
  
  Cause:
  
  Incorrect Quota Category: The quota category 'E' may not be valid for the operation you are trying to perform. This could be due to configuration settings in the system that restrict the use of certain quota categories in specific scenarios.
  
  Configuration Issues: The allocation rules may not be properly configured in the system, leading to conflicts when the system tries to apply them.
  Material Master Data: The material master data may not be set up correctly, particularly in relation to the quota arrangements and allocation rules.
  Transaction Context: The error may occur