KB-XXXX Unable to pass accented characters to a Web API endpoint

Symptoms

When calling a Web API endpoint with accented characters such as é and Î in the request body, the call to the Web API fails with the following error:

ERROR com.appiancorp.webapi.WebApiServlet - Error processing request to Web Api Endpoint importproperty
INFO [stdout] (ajp-/0.0.0.0:8009-29) java.nio.charset.MalformedInputException: Input length = 1

Cause

The request body is not UTF-8 encoded.

Action

Ensure that the request body for any calls to Web APIs are UTF-8 encoded.

Affected Versions

This article applies to all versions of Appian.

Last Reviewed: September 2018