The application server log has the following error message repeated throughout:
ERROR com.appiancorp.rest.filter.SailXrayLoggingFilter - logging data in ThreadLocal was set to null. It should have been properly initialized
No error is observed on the user interface.
This issue has been addressed via AN-123928 in the following hotfixes/versions:
Apply the latest hotfix to your Appian installation or upgrade to the latest version of Appian.
This article applies to Appian 17.3 and later.
Last Reviewed: March 2019