How To Fix EG417 - The combination of function and construction class is not permitted

EG417 - Overview

• Message type: E = Error

• Message class: EG - IS-U device management

• Message number: 417

• Message text: The combination of function and construction class is not permitted

What causes this issue?

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

System Response

How to fix this error?

Check your entries.
If you do not specify <DS:GLOS.function_class>function class</>, the
function class of the <DS:GLOS.construction_class>construction
classe</> is automatically used.
Contact your system administrator if this message appears again.
&sys_admin&
Specify a valid combination.

Error message extract from SAP system. Copyright SAP SE.

EG417 - Details

• The SAP error message EG417, which states "The combination of function and construction class is not permitted," typically occurs in the context of SAP's Project System (PS) or when dealing with certain functionalities in the SAP system that involve the assignment of functions to construction classes.
  
  Cause:
  This error usually arises due to one of the following reasons:
  
  
  Incompatible Function and Construction Class: The function you are trying to assign to a construction class is not allowed. Each construction class is designed to work with specific functions, and if there is a mismatch, this error will occur.
  
  
  
  Configuration Issues: There may be a configuration issue in the system where the allowed combinations of functions and construction classes have not been properly defined.
  
  
  Data Entry Errors: Sometimes, the error can be triggered by incorrect data entry, such as selecting the wrong function or construction class.
  
  
  
  Solution:
  To resolve the EG417 error, you can take the following steps:
  
  
  Check Function