How To Fix EIT_GW_COMMON018 - Array entry &1 of navigation property &2 must be an object.

EIT_GW_COMMON018 - Overview

• Message type: E = Error

• Message class: EIT_GW_COMMON - Extensibility Template: Common Messages

• Message number: 018

• Message text: Array entry &1 of navigation property &2 must be an object.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message EIT_GW_COMMON018 - Array entry &1 of navigation property &2 must be an object. ?

  The SAP error message EIT_GW_COMMON018 indicates that there is an issue with the data being processed in an OData service, specifically related to navigation properties. The error message states that "Array entry &1 of navigation property &2 must be an object." This typically occurs when the expected data structure for a navigation property is not being met.
  
  Cause:
  
  Incorrect Data Structure: The navigation property is expected to contain an object, but instead, it is receiving a primitive type (like a string or number) or an incorrectly structured object.
  Empty or Null Values: The array entry might be empty or null when the OData service expects a valid object.
  Mismatch in Data Model: There may be a mismatch between the data model defined in the OData service and the data being sent in the request.
  Serialization Issues: If the data is being serialized incorrectly before being sent to the OData service, it may lead to this