How To Fix IO116 - No assembly selected -> entry will be reset

SAP Error Message - Details

• Message type: E = Error

• Message class: IO - Plant Maintenance: Object List

• Message number: 116

• Message text: No assembly selected -> entry will be reset

What causes this issue?

You have entered an object that already exists in the
<GL:object_list>object list</>. You have also called up the structure
overview, but you have not selected an <GL:assembly>assembly</>.

System Response

The system will delete the entry in this field.

How to fix this error?

Select a different object or select an assembly.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IO116 - No assembly selected -> entry will be reset ?

  The SAP error message IO116: No assembly selected -> entry will be reset typically occurs in the context of SAP's Production Planning (PP) or Plant Maintenance (PM) modules, particularly when dealing with assembly processing or production orders. This error indicates that the system is expecting an assembly to be selected for a particular operation, but none has been selected, leading to the entry being reset.
  Causes:
  
  Missing Assembly Selection: The most common cause is that the user has not selected an assembly or component in the relevant transaction or screen.
  Incorrect Configuration: There may be issues with the configuration of the assembly or the production order that prevents the selection of the assembly.
  User Input Error: The user may have inadvertently skipped a step or made an error in the input process.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to select or view certain assemblies.
  
  Solutions:
  
  Select an Assembly: Ensure that you have selected the appropriate assembly or component in the transaction. Check the dropdown or selection list to make sure an assembly is chosen.
  Review Configuration: Check the configuration settings for the assembly or production order. Ensure that all necessary parameters are set correctly.
  Re-enter Data: If you suspect a user input error, try re-entering the data or starting the process again from the beginning.
  Check Authorizations: Verify that you have the necessary authorizations to access and select the assembly. If not, contact your SAP administrator to resolve any authorization issues.
  Consult Documentation: Refer to SAP documentation or help files related to the specific transaction you are using for additional guidance.
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes related to production orders, such as CO01 (Create Production Order), CO02 (Change Production Order), or others.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide patches or updates that could resolve the issue.
  User Forums: Consider searching SAP community forums or user groups for similar issues and solutions shared by other users.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to your SAP support team for further assistance.