Checking if your kit is complete... Looks good Writing Makefile for IO::LockedFile cp LockedFile/Flock.pm blib/lib/IO/LockedFile/Flock.pm cp LockedFile.pm blib/lib/IO/LockedFile.pm Manifying blib/man3/IO::LockedFile::Flock.3 Manifying blib/man3/IO::LockedFile.3 PERL_DL_NONLAZY=1 /home/cpanrun/parisc2.0-lp64/build/5.8.2/bin/perl "-Iblib/lib" "-Iblib/arch" test.pl 1..13 ok 1 ok 2 the file is locked exclussivly, so we could not open it to write ok 3 the file is locked exclussivly, so we could not open it to read ok 4 the file has a shared lock, so we could not open it to write ok 5 the file has a shared lock, so we could open it to read Uncaught exception from user code: Cannot lock: Bad file number at test.pl line 67 IO::LockedFile::Flock::lock('IO::LockedFile::Flock=GLOB(0x800000010026c390)') called at blib/lib/IO/LockedFile.pm line 95 IO::LockedFile::open('IO::LockedFile::Flock=GLOB(0x800000010026c390)','/home/cpanrun/depot/main/contrib-patched/perl/CPAN/src/IO-Loc...',768) called at blib/lib/IO/LockedFile.pm line 52 IO::LockedFile::new('IO::LockedFile','/home/cpanrun/depot/main/contrib-patched/perl/CPAN/src/IO-Loc...',768) called at test.pl line 67 make: *** [test_dynamic] Error 255