Checking if your kit is complete... Looks good Writing Makefile for IO::Socket::ByteCounter Microsoft (R) Program Maintenance Utility Version 7.10.3077 Copyright (C) Microsoft Corporation. All rights reserved. cp lib/IO/Socket/ByteCounter.pm blib\lib\IO\Socket\ByteCounter.pm Microsoft (R) Program Maintenance Utility Version 7.10.3077 Copyright (C) Microsoft Corporation. All rights reserved. C:\cpanrun\build\5-10-0\bin\perl.exe "-MExtUtils::Command::MM" "-e" "test_harness(1, 'blib\lib', 'blib\arch')" t/*.t t/IO-Socket-ByteCounter....1..5 ok 1 - use IO::Socket::ByteCounter; Subroutine IO::Socket::send redefined at (eval 8) line 10. Subroutine IO::Socket::recv redefined at (eval 8) line 18. ok 2 - record_bytes Died at t/IO-Socket-ByteCounter.t line 11. # Looks like you planned 5 tests but only ran 2. # Looks like your test died just after 2. dubious Test returned status 255 (wstat 65280, 0xff00) DIED. FAILED tests 3-5 Failed 3/5 tests, 40.00% okay Failed Test Stat Wstat Total Fail List of Failed ------------------------------------------------------------------------------- t/IO-Socket-ByteCounter.t 255 65280 5 6 3-5 Failed 1/1 test scripts. 3/5 subtests failed. Files=1, Tests=5, 0 wallclock secs ( 0.00 cusr + 0.00 csys = 0.00 CPU) Failed 1/1 test programs. 3/5 subtests failed. NMAKE : fatal error U1077: 'C:\cpanrun\build\5-10-0\bin\perl.exe' : return code '0xff' Stop.