Security Token Service cannot be activated due to This collection already contains an address with scheme http

In this article, I’m gonna to fix the below SharePoint Event log issue

WebHost failed to process a request Exception: System.ServiceModel.ServiceActivationException: The service ‘/_vti_bin/sts/spsecuritytokenservice.svc’ cannot be activated due to an exception during compilation. The exception message is: This collection already contains an address with scheme http.


Cause

There are multiple site bindings in this collection and the “multipleSiteBindingsEnabled” is not set to true in the web config file of the web service.


Solution 

To overcome “The exception message is: This collection already contains an address with scheme HTTP” error, try to do the following: Continue reading “Security Token Service cannot be activated due to This collection already contains an address with scheme http”

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