How To Fix D4159 - ILLEGAL_EVENT_COMBINATION at method call of SET_REGISTERED_EVENTS

D4159 - Overview

• Message type: E = Error

• Message class: D4 - DB2/400 specific messages

• Message number: 159

• Message text: ILLEGAL_EVENT_COMBINATION at method call of SET_REGISTERED_EVENTS

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message D4159 - ILLEGAL_EVENT_COMBINATION at method call of SET_REGISTERED_EVENTS ?

  The SAP error message D4159 with the description "ILLEGAL_EVENT_COMBINATION" typically occurs when there is an attempt to register for events in a way that is not allowed by the system. This error is often related to the use of the SET_REGISTERED_EVENTS method in the context of SAP's Business Object (BO) or similar frameworks.
  
  Cause:
  The error is usually caused by one of the following reasons:
  
  Invalid Event Combination: The combination of events you are trying to register for is not valid. For example, you might be trying to register for events that cannot coexist or are mutually exclusive.
  Incorrect Event Type: You may be trying to register for an event that is not applicable to the object or context you are working with.
  State of the Object: The object may not be in a state that allows for the registration of the requested events.
  
  
  Solution:
  To resolve the D4159 error, consider the following steps:
  
  
  Check Event Combinations: Review