here the details with debug mode on:

A fatal error has occured:


Can't call method "rows" on an undefined value at /path/to/cgi-bin/links/admin/Plugins/DirName_converter.pm line 299.

Please enable debugging in setup for more details.

Stack Trace
======================================
Links (28550): Links::environment called at /path/to/cgi-bin/links/admin/Links.pm line 431 with no arguments.
Links (28550): Links::fatal called at /path/to/cgi-bin/links/admin/Plugins/DirName_converter.pm line 299 with arguments
(Can't call method "rows" on an undefined value at /path/to/cgi-bin/links/admin/Plugins/DirName_converter.pm line 299.
).
Links (28550): Plugins::DirName_converter::convert called at admin.cgi line 216 with no arguments.
Links (28550): main::plugin called at admin.cgi line 52 with no arguments.
Links (28550): main::main called at admin.cgi line 24 with no arguments.


System Information
======================================
Perl Version: 5.006001
Links SQL Version: 2.1.2
DBI.pm Version: 1.21
Persistant Env: mod_perl (1) SpeedyCGI (0)
GT::SQL::error = Failed to execute query: 'UPDATE Category SET Name = SUBSTRING_INDEX(Full_Name,'/',-1);' Reason: Table 'links.category' doesn't exist
@INC =
z:/WORK/WWW.INDYGO.HU/CGI-BIN/lsql/admin
/path/to/cgi-bin/links/admin
/usr/local/lib/perl5/5.6.1/i686-linux
/usr/local/lib/perl5/5.6.1
/usr/local/lib/perl5/site_perl/5.6.1/i686-linux
/usr/local/lib/perl5/site_perl/5.6.1
/usr/local/lib/perl5/site_perl
.

CGI INPUT
======================================
do => plugin
do_convert => Execute selected steps
func => convert
plugin => DirName_converter
step2 => 2



I use LinksSQL 2.1.2

and Plugin version 1.0.4

I see on the log that the script will use the table category, but it is defined as Category in the script & in my database.

I use MySQL.