How To Fix IS154 - Equip. no. requirement contradicts absence of serial no. usage

SAP Error Message - Details

• Message type: E = Error

• Message class: IS - Equipment management

• Message number: 154

• Message text: Equip. no. requirement contradicts absence of serial no. usage

What causes this issue?

You have made the following combination of entries for the
serialization procedure:
Serial number usage: none
Equipment required: with equipment
This combination of entries is not possible, as you can only create
an equipment master record if a <GL:serial_number>serial number</> has
been assigned to the <GL:serialized_material>serialized material</>.

System Response

INCLUDE 'KEINE-VERARBEITUNG' OBJECT DOKU ID TX LANGUAGE E

How to fix this error?

Correct your entries.
The following combinations are possible:
Serial number usage: none
Equipment required: w/o equipment
Serial number usage: can
Equipment required: w/o equipment/with equipment
Serial number usage: must
Equipment required: w/o equipment/with equipment

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IS154 - Equip. no. requirement contradicts absence of serial no. usage ?

  The SAP error message IS154, which states "Equip. no. requirement contradicts absence of serial no. usage," typically occurs in the context of equipment management and serial number assignment in SAP. This error indicates that there is a conflict between the requirement for an equipment number and the absence of serial number usage for that equipment.
  Cause:
  
  Equipment Number Requirement: The system is configured to require an equipment number for certain transactions or processes, but the specific equipment in question is not set up to use serial numbers.
  Configuration Settings: The configuration settings in the system may not align with the business processes. For example, if a piece of equipment is defined to require a serial number but is not set up to use one, this error will occur.
  Master Data Issues: The equipment master data may not be correctly maintained, leading to inconsistencies in how the equipment is treated in the system.
  
  Solution:
  
  Check Equipment Master Data: Review the equipment master data for the specific equipment number. Ensure that the serial number usage is correctly defined. If the equipment should use a serial number, update the master data accordingly.
  Review Configuration Settings: Check the configuration settings in the SAP system related to equipment and serial number management. Ensure that the settings align with the business requirements. This may involve:
  
  Navigating to the configuration for Equipment Management (transaction code SPRO).
  Checking the settings for serial number management and equipment number requirements.
  
  
  Adjust Business Processes: If the equipment does not require a serial number, consider adjusting the business processes or system settings to reflect this. This may involve changing the equipment type or the settings related to serial number usage.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on managing equipment and serial numbers. This can provide insights into best practices and configuration options.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as IE01 (Create Equipment), IE02 (Change Equipment), and IE03 (Display Equipment) to manage equipment data.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches that address known issues.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to make changes to equipment master data and configuration settings.
  
  By following these steps, you should be able to resolve the IS154 error and ensure that your equipment management processes function smoothly within SAP.