Check References To External Scripts
This option specifies whether the availability and correctness of references to external client scripts (such as jQuery, jQuery UI, Knockout, etc.), which are used by certain DevExpress web controls, are checked.
<configuration> ... <devExpress> ... <settings checkReferencesToExternalScripts="true" /> ... </devExpress> ... </configuration>
In order to use the DevExpress Web.config section, register this section group beforehand.
Starting with v17.1, this option is enabled by default.