When that specific port is already in use by one application, the other application cannot use that port, and it may show a warning message, error out, or crash entirely. Two or more applications may need the same port to work from time to time. With all those applications, it is only natural that they use many network ports. Windows has many applications connected or trying to connect to the internet at any point in time. Use Sysinternals TCPView to check ports in useĬan’t use a specific port? Here’s how to check which port is in use in Windows with simple commands and apps like currports and tcpview.

Inner exception handled at +d_97.MoveNext:Īt +AwaitableSocketAsyncEventArgs.ThrowException (, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a)Īt +. (, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a)Īt +g_WaitForConnectWithCancellation|277_0>d.MoveNext (, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a)Īt +d_97.MoveNext (, Version=6.0.0.How to Find the Process Listening to Port on Windows 10 & 11

Tcpview windows 10