How To Fix COIB004 - Enter a material number and a serial number

COIB004 - Overview

• Message type: E = Error

• Message class: COIB - Message for Serial Number Assignment Tool

• Message number: 004

• Message text: Enter a material number and a serial number

What causes this issue?

You have not filled the material number and serial number fields. The
assignment tool can, however, only accept uniquely identified
serialized materials.

System Response

The function is not executed.

How to fix this error?

Enter a material number and serial number that identifies a serialized
material that already exists in plant maintenance.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message COIB004 - Enter a material number and a serial number ?

  The SAP error message COIB004, which states "Enter a material number and a serial number," typically occurs in the context of inventory management or production processes where serial numbers are required for specific materials. This error indicates that the system expects both a material number and a corresponding serial number to be entered, but one or both of these fields are missing.
  
  Cause:
  
  Missing Input: The user has not entered a material number or a serial number in the relevant transaction.
  Incorrect Transaction: The transaction being executed may require serial number tracking, but the user is not providing the necessary details.
  
  Configuration Issues: The material may not be set up correctly in the system to require serial numbers, or the serial number profile may not be assigned properly.
  User Authorization: The user may not have the necessary permissions to view or enter serial numbers for the material.
  
  
  Solution:
  
  Enter Required Information: Ensure that both the material number