Thanks for answers to my previous question. I got z3950 daemon going now, but I still can not make it work. RH8 and koha2pre5. 1. When I type ISBN number and then click on "z3950 search" link from addbiblio.pl, the z3950-daemon.log fills up with the following: Malformed UTF-8 character (1 byte, need 2, after start byte 0xc6) at /usr/local/koha/intranet/modules/C4/Biblio.pm line 2318. Malformed UTF-8 character (1 byte, need 2, after start byte 0xd0) at /usr/local/koha/intranet/modules/C4/Biblio.pm line 2319. Malformed UTF-8 character (1 byte, need 2, after start byte 0xd8) at /usr/local/koha/intranet/modules/C4/Biblio.pm line 2320. Malformed UTF-8 character (byte 0xfe) at /usr/local/koha/intranet/modules/C4/Biblio.pm line 2321. Malformed UTF-8 character (1 byte, need 3, after start byte 0xe6) at /usr/local/koha/intranet/modules/C4/Biblio.pm line 2322. ......... starting loop Library of Congress ==> at /usr/local/koha/intranet/scripts/z3950daemon/processz3950queue line 156. Processing isbn="0672316897" at Library of Congress z3950.loc.gov:7090 voyager (1 forks) Library of Congress ERROR: Can't call method "option" on an undefined value at /usr/local/koha/intranet/scripts/z3950daemon/processz3950queue line 157. z3950.loc.gov:7090 done. DBD::mysql::st execute failed: Lost connection to MySQL server during query at /usr/local/koha/intranet/scripts/z3950daemon/processz3950queue line 66. DBD::mysql::st fetchrow failed: Lost connection to MySQL server during query at /usr/local/koha/intranet/scripts/z3950daemon/processz3950queue line 68. DBD::mysql::st fetchrow failed: Lost connection to MySQL server during query at /usr/local/koha/intranet/scripts/z3950daemon/processz3950queue line 58. DBD::mysql::st execute failed: MySQL server has gone away at /usr/local/koha/intranet/scripts/z3950daemon/processz3950queue line 123. DBD::mysql::st fetchrow failed: fetch() without execute() at /usr/local/koha/intranet/scripts/z3950daemon/processz3950queue line 124. DBD::mysql::st execute failed: MySQL server has gone away at /usr/local/koha/intranet/scripts/z3950daemon/processz3950queue line 128. ........ 2. I'm still getting the same error I reported a couple of days ago, koha-error.log contains: search.pl : / / / at /usr/local/koha/intranet/cgi-bin/z3950/search.pl line 52. NO RANDOM at /usr/local/koha/intranet/cgi-bin/z3950/search.pl line 59. DBD::mysql::st execute failed: You have an error in your SQL syntax near '' at line 1 at /usr/local/koha/intranet/modules/C4/Search.pm line 2438. DBD::mysql::st fetchrow_hashref failed: fetch() without execute() at /usr/local/koha/intranet/modules/C4/Search.pm line 2439. Can anyone help me with these ones? Thanks a lot tomasz kotula.