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

SAP Error Message - Details

• 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 appropriate reports to see which substance is currently assigned to the material.
  
  
  
  Determine the Correct Substance:
  
  Identify which substance the material should be associated with. This may involve consulting with your product safety or compliance team to ensure that the correct substance is being used.
  
  
  
  Remove Incorrect Assignments:
  
  If the material is incorrectly assigned to another substance, you will need to remove that assignment. This can typically be done in the material master or substance management area of SAP.
  
  
  
  Reassign the Material:
  
  Once the incorrect assignment is removed, you can then assign the material to the correct substance.
  
  
  
  Consult Documentation:
  
  If you are unsure about the process, refer to the SAP documentation or user guides related to EHS and material management for detailed instructions.
  
  
  
  Check for Customizations:
  
  If your organization has customized the SAP EHS module, check with your SAP support team or consultants to ensure that there are no additional rules or configurations that might be affecting the assignment process.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  EHS Configuration: Familiarize yourself with the configuration settings in the EHS module, particularly those related to material and substance management.
  Training: Consider training sessions for users involved in material and substance management to prevent similar issues in the future.
  
  By following these steps, you should be able to resolve the error and ensure that materials are correctly assigned to their respective substances in SAP.