32bit

this is the output:
:~$ liferea --debug-all
TRACE: + rule_init
TRACE: - rule_init
TRACE: + db_init
DB: Opening DB file /home/ciso/.liferea_1.4/liferea.db...
DB: executing SQL: CREATE TABLE info (    name	TEXT,    value	TEXT,    PRIMARY KEY (name) );
DB:  -> result: 0 (success)
DB: current DB schema version: -1
DB: executing SQL: CREATE TABLE items (   title		TEXT,   read		INTEGER,   new		INTEGER,   updated		INTEGER,   popup	INTEGER,   marked		INTEGER,   source		TEXT,   source_id		TEXT,   valid_guid		INTEGER,   real_source_url	TEXT,   real_source_title	TEXT,   description	TEXT,   date		INTEGER,   comment_feed_id	TEXT,   comment            INTEGER);
DB:  -> result: 0 (success)
DB: executing SQL: CREATE INDEX items_idx ON items (source_id);
DB:  -> result: 0 (success)
DB: executing SQL: CREATE INDEX items_idx2 ON items (comment_feed_id);
DB:  -> result: 0 (success)
DB: executing SQL: CREATE TABLE itemsets (   item_id		INTEGER,   parent_item_id     INTEGER,   node_id		TEXT,   parent_node_id     TEXT,   read		INTEGER,   comment            INTEGER,   PRIMARY KEY (item_id, node_id));
DB:  -> result: 0 (success)
DB: executing SQL: CREATE INDEX itemset_idx  ON itemsets (node_id);
DB:  -> result: 0 (success)
DB: executing SQL: CREATE INDEX itemset_idx2 ON itemsets (item_id);
DB:  -> result: 0 (success)
DB: executing SQL: CREATE TABLE metadata (   item_id		INTEGER,   nr              	INTEGER,   key             	TEXT,   value           	TEXT,   PRIMARY KEY (item_id, nr));
DB:  -> result: 0 (success)
DB: executing SQL: CREATE INDEX metadata_idx ON metadata (item_id);
DB:  -> result: 0 (success)
DB: executing SQL: CREATE TABLE subscription (   node_id            STRING,   source             STRING,   orig_source        STRING,   filter_cmd         STRING,   update_interval	INTEGER,   default_interval   INTEGER,   discontinued       INTEGER,   available          INTEGER,   PRIMARY KEY (node_id));
DB:  -> result: 0 (success)
DB: executing SQL: CREATE TABLE update_state (   node_id            STRING,   last_modified      STRING,   etag               STRING,   last_update        INTEGER,   last_favicon_update INTEGER,   PRIMARY KEY (node_id));
DB:  -> result: 0 (success)
DB: executing SQL: CREATE TABLE subscription_metadata (   node_id            STRING,   nr                 INTEGER,   key                TEXT,   value              TEXT,   PRIMARY KEY (node_id, nr));
DB:  -> result: 0 (success)
DB: executing SQL: CREATE INDEX subscription_metadata_idx ON subscription_metadata (node_id);
DB:  -> result: 0 (success)
DB: executing SQL: CREATE TABLE node (   node_id		STRING,   parent_id		STRING,   title		STRING,   type		INTEGER,   expanded           INTEGER,   view_mode		INTEGER,   sort_column	INTEGER,   sort_reversed	INTEGER,   PRIMARY KEY (node_id));
DB:  -> result: 0 (success)
DB: executing SQL: CREATE TABLE view_state (   node_id            STRING,   unread             INTEGER,   count              INTEGER,   PRIMARY KEY (node_id));
DB:  -> result: 0 (success)
DB: table setup took 0,015s
DB: executing SQL: DROP TRIGGER item_insert;
DB:  -> result: 1 (no such trigger: item_insert)
DB: executing SQL: DROP TRIGGER item_update;
DB:  -> result: 1 (no such trigger: item_update)
DB: executing SQL: DROP TRIGGER item_removal;
DB:  -> result: 1 (no such trigger: item_removal)
DB: executing SQL: DROP TRIGGER subscription_removal;
DB:  -> result: 1 (no such trigger: subscription_removal)
DB: Checking for items not referenced in table 'itemsets'...

DB: executing SQL: BEGIN;    CREATE TEMP TABLE tmp_id ( id );   INSERT INTO tmp_id SELECT ROWID FROM items WHERE ROWID NOT IN (SELECT item_id FROM itemsets);   DELETE FROM items WHERE ROWID IN (SELECT id FROM tmp_id LIMIT 1000);   DROP TABLE tmp_id;END;
DB:  -> result: 0 (success)
DB: Checking for invalid item ids in table 'itemsets'...

DB: executing SQL: BEGIN;    CREATE TEMP TABLE tmp_id ( id );   INSERT INTO tmp_id SELECT item_id FROM itemsets WHERE item_id NOT IN (SELECT ROWID FROM items);   DELETE FROM itemsets WHERE item_id IN (SELECT id FROM tmp_id LIMIT 1000);   DROP TABLE tmp_id;END;
DB:  -> result: 0 (success)
DB: Checking for items without a subscription...

DB: executing SQL: DELETE FROM itemsets WHERE comment = 0 AND node_id NOT IN (SELECT node_id FROM subscription);
DB:  -> result: 0 (success)
DB: DB cleanup finished. Continuing startup.

DB: executing SQL: CREATE TRIGGER item_insert INSERT ON items BEGIN    UPDATE itemsets SET read = new.read    WHERE item_id = new.ROWID; END;
DB:  -> result: 0 (success)
DB: executing SQL: CREATE TRIGGER item_update UPDATE ON items BEGIN    UPDATE itemsets SET read = new.read    WHERE item_id = new.ROWID; END;
DB:  -> result: 0 (success)
DB: executing SQL: CREATE TRIGGER item_removal DELETE ON itemsets BEGIN    DELETE FROM items WHERE ROWID = old.item_id;    DELETE FROM metadata WHERE item_id = old.item_id; END;
DB:  -> result: 0 (success)
DB: executing SQL: CREATE TRIGGER subscription_removal DELETE ON subscription BEGIN    DELETE FROM node WHERE node_id = old.node_id;    DELETE FROM update_state WHERE node_id = old.node_id;    DELETE FROM subscription_metadata WHERE node_id = old.node_id; END;
DB:  -> result: 0 (success)
TRACE: - db_init
CONF: proxy auto detect is configured
CONF: no proxy GNOME of $http_proxy configuration found...
CONF: Proxy settings are now NULL:0 NULL:NULL
TRACE: + plugin_mgmt_get_init
PLUGINS: Scanning for plugins (/usr/lib/liferea):
PLUGINS: -> libnotify notification (liblinotiflibnotify.so, type=3)
PLUGINS: -> XulRunner Rendering Plugin (liblihtmlx.so, type=0)
PLUGINS: -> LUA Scripting Support Plugin (libliscrlua.so, type=4)
PLUGINS: using "XulRunner" for HTML rendering...
TRACE: + mozembed_init (XPCOM_GLUE)
Aborted


I have both Firefox 3 and Firefox 3.1 (xulrunner 1.9 and xulrunner 1.9.1). I see it's about xulrunner from this output.