ResolveUDPAddr报错...求救

panic: syscall: string with NUL passed to StringToUTF16 goroutine 1 [running]: panic(0x5fea40, 0x11820598) D:/liteidex30.2.windows-qt5/go/src/runtime/panic.go:500 +0x331 syscall.StringToUTF16(0x118a274f, 0x10, 0x0, 0x0, 0x0) D:/liteidex30.2.windows-qt5/go/src/syscall/syscall_windows.go:31 +0xab syscall.StringToUTF16Ptr(0x118a274f, 0x10, 0x11867bd4) D:/liteidex30.2.windows-qt5/go/src/syscall/syscall_windows.go:66 +0x29 net.lookupPort(0x70ad00, 0x118040cc, 0x6345aa, 0x3, 0x118a274f, 0x10, 0x0, 0x0, 0x0) D:/liteidex30.2.windows-qt5/go/src/net/lookup_windows.go:145 +0x17a net.LookupPort(0x6345aa, 0x3, 0x118a274f, 0x10, 0x118a274f, 0x0, 0x0) D:/liteidex30.2.windows-qt5/go/src/net/lookup.go:147 +0x90 net.internetAddrList(0x70ad00, 0x118040cc, 0x6345aa, 0x3, 0x118a2740, 0x1f, 0x0 0x0, 0x0, 0x0, ...) D:/liteidex30.2.windows-qt5/go/src/net/ipsock.go:205 +0x7ef net.ResolveUDPAddr(0x6345aa, 0x3, 0x118a2740, 0x1f, 0x1, 0x0, 0x0) D:/liteidex30.2.windows-qt5/go/src/net/udpsock.go:61 +0xe0 main.main() D:/liteidex30.2.windows-qt5/work/src/p2ptest/homeclienta.go:85 +0xe9b 85行代码 raddr, err := net.ResolveUDPAddr("udp", strladdr) strladdr值是正常的. 以上错误很奇怪, 在windows下不管32还是64位都是如此. 但是源码在linux上编译后运行, 就不会出错..为啥呢