John K Pate wrote: > I had a breakage (with the same error message) with > rxvt-unicode-chinese from the AUR, but it was resolved upon upgrading > to the new version. I don't know if the fix was due to recompiling or > the new version, however. Note that I don't have any foreign, ie. non ARCH perl packages. (line breaks by me) % urxvt urxvt: symbol lookup error: /usr/lib/perl5/site_perl/auto/List/Util/Util.so: undefined symbol: Perl_Istack_sp_ptr I moved Util.so elsewhere and urxvt started working again. But: # cpanp Data::Dumper object version 2.130_02 does not match $Data::Dumper::VERSION 2.126 at /usr/lib/perl5/core_perl/DynaLoader.pm line 213. Compilation failed in require at /usr/share/perl5/core_perl/Params/Check.pm line 8. BEGIN failed--compilation aborted at /usr/share/perl5/core_perl/Params/Check.pm line 8. Compilation failed in require at /usr/share/perl5/core_perl/Log/Message.pm line 5. BEGIN failed--compilation aborted at /usr/share/perl5/core_perl/Log/Message.pm line 5. Compilation failed in require at /usr/share/perl5/core_perl/CPANPLUS/Error.pm line 5. BEGIN failed--compilation aborted at /usr/share/perl5/core_perl/CPANPLUS/Error.pm line 5. Compilation failed in require at /usr/share/perl5/core_perl/CPANPLUS.pm line 6. BEGIN failed--compilation aborted at /usr/share/perl5/core_perl/CPANPLUS.pm line 6. Compilation failed in require at /usr/bin/core_perl/cpanp line 11. BEGIN failed--compilation aborted at /usr/bin/core_perl/cpanp line 11. out of curiosity, I did: # mmv /usr/lib/perl5/core_perl/ /usr/lib/perl5/core_perl-old `/usr/lib/perl5/core_perl/' -> `/usr/lib/perl5/core_perl-old' ~ 0 3 # cpanp /usr/bin/perl: error while loading shared libraries: libperl.so: cannot open shared object file: No such file or directory ~ # locate -i libperl.so (no output) ~ # find /usr/bin/core_perl/ -type f ( -name *libperl* ) (no output) clemens