I get this error about every 4-5 days and I have no idea why:

Url Processing Exception:Exception in Url Rewriting Process

Http Status:500 Internal Server Error

Original Path:https://domain.com/dependencyhandler.axd/05db6de323754679fe3b25c7a84afea2/325/js

Raw Url:/dependencyhandler.axd/05db6de323754679fe3b25c7a84afea2/325/js

Final Url:null

Rewrite Result:[no rewrite]

Redirect Location:[no redirect]

Action:Continue

Reason:Exception

Portal Id:0

Tab Id:-1

Http Alias:www.domain.com

Debug Message 1:Exception: Value cannot be null. Parameter name: url

Debug Message 2:Stack Trace: at System.Web.HttpResponse.Redirect(String url, Boolean endResponse, Boolean permanent) at DotNetNuke.Entities.Urls.AdvancedUrlRewriter.ProcessRequest(HttpContext context, Uri requestUri, Boolean useFriendlyUrls, UrlAction result, FriendlyUrlSettings settings, Boolean allowSettingsChange, Guid parentTraceId)

Debug Message 3:Inner Ex : null

Exception Type:System.ArgumentNullException

Message:

Value cannot be null.
Parameter name: url

Stack Trace: at System.Web.HttpResponse.Redirect(String url, Boolean endResponse, Boolean permanent) at DotNetNuke.Entities.Urls.AdvancedUrlRewriter.ProcessRequest(HttpContext context, Uri requestUri, Boolean useFriendlyUrls, UrlAction result, FriendlyUrlSettings settings, Boolean allowSettingsChange, Guid parentTraceId)

Server Name: 

I have searched in the IIS event logs but there is no 500 error listed anywhere.