Home > DeveloperSection > Forums > “A specified communication resources(port) is already in use” when attaching the debugger
Mayank Tripathi
Mayank Tripathi

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Posted on    April-24-2015 1:05 AM

 Windows Phone Windows Phone 
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I have just upgrade my windows phone 8 to windows phone 8.1. When I connect my phone to pc and run my project it gives me
 a specified communication resources(port) is already in use by another application.

I restarted my PC and Phone, removed all connected external devices but still getting same error while running my code through Visual Studio 2012.

I can see it's deployed on phone but I can't debug it. Debugger is not attaching.

Here is my screen shot:






Mayank Tripathi
Mayank Tripathi

Total Post:397

Points:3117
Posted on    April-24-2015 7:11 AM

I found it

We need to update visual studio 2012

Go to Tools->Extensions and update->updates and update the visual studio update 4


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