How To Fix EHPRC_UI_TASK_MGMT001 - One material cannot be assigned to more than one substance

EHPRC_UI_TASK_MGMT001 - Overview

• Message type: E = Error

• Message class: EHPRC_UI_TASK_MGMT - Task Mgmt related messages

• Message number: 001

• Message text: One material cannot be assigned to more than one substance

What causes this issue?

You want to assign more than one substance to one material.

System Response

Although it is theoretically possible to assign more than one substance
to one material, the application does not support multiple substances
assigned to the same material.

How to fix this error?

Assign exactly one substance to one material.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EHPRC_UI_TASK_MGMT001 - One material cannot be assigned to more than one substance ?

  The SAP error message EHPRC_UI_TASK_MGMT001 indicates that a specific material is being attempted to be assigned to more than one substance in the context of the SAP Environment, Health, and Safety (EHS) module. This error typically arises in scenarios where materials and substances are being managed, such as in regulatory compliance, safety data sheets, or chemical management.
  
  Cause:
  The error occurs because:
  
  In SAP EHS, each material can only be linked to a single substance for regulatory and compliance purposes. This is to ensure that the data integrity is maintained and that each material is accurately represented in terms of its chemical composition and regulatory requirements.
  Attempting to assign a material to multiple substances violates this rule, leading to the error message.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Assignments:
  
  Review the current assignments of the material in question. You can do this by navigating to the relevant transaction or using the