how can i free the port to be used when fopen a udp by function fopen

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CoderMinga
CoderMinga 2023-9-12
回答： R 2024-5-16
when i run the ocde :
obj.m_udp = udp(192.168.1.1,'RemotePort',50001,'LocalPort',50002);
fopen(obj.m_udp);
then a error in command view:
error: icinterface/fopen
Unsuccessful open: Address already in use: Cannot bind

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回答（1 个）

R
R 2024-5-16
You can refer to the following troubleshooting steps to make sure that there are no other applications or MATLAB instances running that might be using the same IP address and port.
https://www.mathworks.com/help/instrument/resolve-udp-port-connection-errors.html

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