[Koha] Please Urgent question, Help me

[yared berhanu]

Greetings, 
Please help me  when I install Net::Z3950, I get the following message. Please help me.

CPAN: Storable loaded ok
Going to read /home/yared/.cpan/Metadata
  Database was generated on Tue, 20 Nov 2007 19:36:39 GMT
Running install for module Net::Z3950
Running make for M/MI/MIRK/Net-Z3950-ZOOM-1.21.tar.gz
CPAN: Digest::MD5 loaded ok
Checksum for /home/yared/.cpan/sources/authors/id/M/MI/MIRK/Net-Z3950-ZOOM-1.21.tar.gz ok
Scanning cache /home/yared/.cpan/build for sizes
....
Net-Z3950-ZOOM-1.21/t/25-scan.t
Net-Z3950-ZOOM-1.21/t/19-events.t
Net-Z3950-ZOOM-1.21/t/14-sorting.t
Net-Z3950-ZOOM-1.21/t/28-charset.t
Net-Z3950-ZOOM-1.21/t/23-resultset.t
Net-Z3950-ZOOM-1.21/t/26-packages.t
Net-Z3950-ZOOM-1.21/t/18-charset.t
Net-Z3950-ZOOM-1.21/t/2-ZOOM.t
Net-Z3950-ZOOM-1.21/t/21-option-callback.t
Net-Z3950-ZOOM-1.21/typemap
Net-Z3950-ZOOM-1.21/lib/
Net-Z3950-ZOOM-1.21/lib/ZOOM.pm
Net-Z3950-ZOOM-1.21/lib/ZOOM.pod
Net-Z3950-ZOOM-1.21/lib/Net/
Net-Z3950-ZOOM-1.21/lib/Net/Z3950/
Net-Z3950-ZOOM-1.21/lib/Net/Z3950/ZOOM.pm
Net-Z3950-ZOOM-1.21/lib/Net/Z3950.pm
Removing previously used /home/yared/.cpan/build/Net-Z3950-ZOOM-1.21

  CPAN.pm: Going to build M/MI/MIRK/Net-Z3950-ZOOM-1.21.tar.gz

*** ERROR!
ZOOM-Perl requires at least version 2.1.50 of YAZ,
but you only have version 2.1.8.
Running make test
  Make had some problems, maybe interrupted? Won't test
Running make install
  Make had some problems, maybe interrupted? Won't install




       
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