How To Fix /IWFND/CM_MGW090 - Invalid Delta Token

/IWFND/CM_MGW090 - Overview

• Message type: E = Error

• Message class: /IWFND/CM_MGW -

• Message number: 090

• Message text: Invalid Delta Token

Self-Explanatory Message

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/IWFND/CM_MGW090 - Details

• The SAP error message /IWFND/CM_MGW090 Invalid Delta Token typically occurs in the context of OData services when using the Delta Query feature. This feature allows clients to retrieve only the changes (new or modified records) since the last request, which is particularly useful for optimizing data transfer and improving performance.
  
  Cause:
  The "Invalid Delta Token" error can arise due to several reasons:
  
  
  Expired Delta Token: The delta token may have expired or is no longer valid. Delta tokens are often time-sensitive and can become invalid after a certain period or after a certain number of changes.
  
  
  Incorrect Token Format: The token may be malformed or not properly formatted, leading to the inability of the system to recognize it.
  
  
  Data Changes: If the underlying data has changed significantly (e.g., records have been deleted or modified in a way that affects the delta tracking), the token may no longer be valid.
  
  
  Service 
  Configuration Issues: There may be issues