Error messages are always sent when a query fails. They consist of a "message" that contains details about the error. 

The language is determined from the accounts profile. If it doenst fit your needs, login to the webportal and change the langauge under the profile settings on the top right corner. 

Learn how to change the language of error messages in your account's profile with simple steps from our web portal. Avoid confusion and resolve queries efficiently with personalized error message settings.

Data structures

Error messages

Error codes

ENGINE4.API

Introduction

Definitions

Data types

HTTP status codes

Limitations

Determining Custom_XXX-Propertynamen and EntityIds

Creating and deleting object hierarchies

Best Practises

Examples