Another application (including a previous instance of Netcat GUI) is using the port. Go to Settings > "Kill zombie processes" or restart the app as Administrator.

: Features easy keyboard shortcuts for almost every operation to maintain high efficiency for power users.

: Sending and receiving files or raw data over TCP/UDP.

Netcat Gui 1.3 Free Now

Another application (including a previous instance of Netcat GUI) is using the port. Go to Settings > "Kill zombie processes" or restart the app as Administrator.

: Features easy keyboard shortcuts for almost every operation to maintain high efficiency for power users. netcat gui 1.3

: Sending and receiving files or raw data over TCP/UDP. Another application (including a previous instance of Netcat