How To Fix EL023 - The scheduled MR cat. is not valid for dev. &1 with reg. &2 in inst. &3

EL023 - Overview

• Message type: E = Error

• Message class: EL - IS-U meter reading data processing

• Message number: 023

• Message text: The scheduled MR cat. is not valid for dev. &1 with reg. &2 in inst. &3

What causes this issue?

The register was already read by the customer or estimated
automatically several times. Due to meter reading control settings,
orders cannot be created again for this meter reading category. An
order for meter reading by the utility will be created.

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EL023 - The scheduled MR cat. is not valid for dev. &1 with reg. &2 in inst. &3 ?

  The SAP error message EL023 indicates that there is an issue with the scheduled maintenance plan category for a specific piece of equipment or functional location. This error typically arises in the context of SAP Plant Maintenance (PM) when trying to execute a maintenance order or when scheduling maintenance tasks.
  
  Cause:
  The error message EL023 can occur due to several reasons:
  
  Invalid Maintenance Plan Category: The maintenance plan category assigned to the maintenance plan is not valid for the specified equipment or functional location.
  
  Configuration Issues: There may be configuration issues in the maintenance planning settings, such as missing or incorrect entries in the relevant tables.
  Data Inconsistencies: There could be inconsistencies in the master data for the equipment or functional location, such as missing or incorrect assignment of maintenance plans.
  Incorrect Scheduling Parameters: The scheduling parameters for the maintenance plan may not align with the requirements of the equipment or functional location.
  
  
  Solution:
  To resolve the EL023