use strict; use IO::Socket; my $peeraddr = 'some_host'; my $sock = new IO::Socket::INET ( PeerAddr => $peeraddr, PeerPort => '8282', Proto => 'tcp', ); die "Could not create socket: $!\n" unless $sock; # crashes here: $sock->close(); #### (4ec.674): Invalid handle - code c0000008 (!!! second chance !!!) ntdll!KiRaiseUserExceptionDispatcher+0x4a: 000007f8`140dde8a 8b8424c0000000 mov eax,dword ptr [rsp+0C0h] ss:00000000`0013f6b0=c0000008 ntdll!KiRaiseUserExceptionDispatcher+0x4a KERNELBASE!CloseHandle+0x38 msvcrt!close_nolock+0x62 msvcrt!close+0xdb perl514!PerlIO_findFILE+0xedd perl514!PerlIO_importFILE+0x1b9 perl514!PerlIOBuf_close+0x89 perl514!Perl_PerlIO_close+0x40 perl514!Perl_runops_debug+0x945 perl514!Perl_setdefout+0xcb0 perl514!Perl_runops_standard+0x16 perl514!Perl_get_av+0x115f perl514!perl_run+0x246 perl514!RunPerl+0x161 perl+0x1351 KERNEL32!BaseThreadInitThunk+0x1d ntdll!RtlUserThreadStart+0x38