: Only one usage of each socket address (protocol/network address/port) is normally permitted.
2023/10/16 19:07:45 tick
2023/10/16 19:07:46 dial tcp 7.11.12.26:3309: connectex: Only one usage of each socket address (protocol/network address/port) is normally permitted.
panic: runtime error: invalid memory address or nil pointer dereference
[signal 0xc0000005 code=0x0 addr=0x80 pc=0xb36bee]
