If you are getting the below error in developer tools while editing the user account from the admin tools widget, please try the below steps.
- Go
to C:\Program Files\Empress Media\eMAM Director
- Open
the web.config file
- Search
for the <system.webServer>
- Add
the below-given tag under the <system.webserver> as below screenshot
<security>
<requestFiltering><requestLimits
maxAllowedContentLength="524288000" /></requestFiltering>
</security>