diff --git a/400_xowa/src/gplx/xowa/Xoae_app.java b/400_xowa/src/gplx/xowa/Xoae_app.java
index 8ebe5bba3..2dafc0643 100644
--- a/400_xowa/src/gplx/xowa/Xoae_app.java
+++ b/400_xowa/src/gplx/xowa/Xoae_app.java
@@ -148,6 +148,7 @@ public class Xoae_app implements Xoa_app, Gfo_invk {
 		stage = Xoa_stage_.Tid_init;
 		user.Init_by_app(this);
 		cfg.Init_by_app(this);
+		user.History_mgr().Init_by_app(this);
 		prog_mgr.Init_by_app(this, url_cmd_eval);
 		xtn_mgr.Init_by_app(this);
 		gui_mgr.Init_by_app();
diff --git a/400_xowa/src/gplx/xowa/addons/apps/cfgs/mgrs/caches/Xocfg_cache_mgr.java b/400_xowa/src/gplx/xowa/addons/apps/cfgs/mgrs/caches/Xocfg_cache_mgr.java
index 3e3585e35..673bffceb 100644
--- a/400_xowa/src/gplx/xowa/addons/apps/cfgs/mgrs/caches/Xocfg_cache_mgr.java
+++ b/400_xowa/src/gplx/xowa/addons/apps/cfgs/mgrs/caches/Xocfg_cache_mgr.java
@@ -71,7 +71,7 @@ public class Xocfg_cache_mgr {
 		// get data from db
 		Xocfg_itm_row meta_itm = db_app.Tbl__itm().Select_by_key_or_null(key);
 		if (meta_itm == null) {
-			Gfo_usr_dlg_.Instance.Warn_many("", "", "cfg:grp not found; key=~{0}", key);
+			Gfo_usr_dlg_.Instance.Warn_many("", "", "cfg:itm not found; key=~{0}", key);
 			return new Xocfg_cache_grp(key, "");
 		}
 		Xocfg_val_row[] itms = db_usr.Tbl__val().Select_all(meta_itm.Key());
diff --git a/400_xowa/src/gplx/xowa/addons/wikis/ctgs/htmls/catpages/Xoctg_catpage_mgr__basic__tst.java b/400_xowa/src/gplx/xowa/addons/wikis/ctgs/htmls/catpages/Xoctg_catpage_mgr__basic__tst.java
index cf7cfa59b..2764fc8b0 100644
--- a/400_xowa/src/gplx/xowa/addons/wikis/ctgs/htmls/catpages/Xoctg_catpage_mgr__basic__tst.java
+++ b/400_xowa/src/gplx/xowa/addons/wikis/ctgs/htmls/catpages/Xoctg_catpage_mgr__basic__tst.java
@@ -35,7 +35,7 @@ public class Xoctg_catpage_mgr__basic__tst {
 		byte[] page_bry = Bry_.new_a7("A 1");
 		Xoa_url url = Xoa_url.New(Bry_.new_a7("en.wikipedia.org"), page_bry);
 		Xoa_ttl ttl = Xoa_ttl.Parse(fxt.Wiki(), page_bry);
-		fxt.Wiki().Appe().Usere().History_mgr().Add(url, ttl, page_bry);
+		fxt.Wiki().Appe().Usere().History_mgr().Add(fxt.Wiki().App(), url, ttl, page_bry);
 		fxt	.Init_itms__pages("A_1")
 			.Test__html__all(Xoa_ctg_mgr.Tid__page, String_.Concat_lines_nl_skip_last
 			( ""
diff --git a/400_xowa/src/gplx/xowa/apps/apis/xowa/Xoapi_addon.java b/400_xowa/src/gplx/xowa/apps/apis/xowa/Xoapi_addon.java
index dce8062d7..036d98113 100644
--- a/400_xowa/src/gplx/xowa/apps/apis/xowa/Xoapi_addon.java
+++ b/400_xowa/src/gplx/xowa/apps/apis/xowa/Xoapi_addon.java
@@ -32,8 +32,6 @@ public class Xoapi_addon implements Gfo_invk {
 		else if	(ctx.Match(k, Invk__wikis__ctgs__hidden_enabled_)) 			wikis__ctgs__hidden_enabled = m.ReadYn("v");
 		else if	(ctx.Match(k, Invk__app__scripting__enabled)) 				return Yn.To_str(app__scripting__enabled);
 		else if	(ctx.Match(k, Invk__app__scripting__enabled_)) 				app__scripting__enabled = m.ReadYn("v");
-		else if	(ctx.Match(k, Invk__app__page_history__log_all)) 			return Yn.To_str(app__page_history__log_all);
-		else if	(ctx.Match(k, Invk__app__page_history__log_all_)) 			app__page_history__log_all = m.ReadYn("v");
 		else if	(ctx.Match(k, Invk__app__update__restart_cmd)) 				return app__update__restart_cmd;
 		else if	(ctx.Match(k, Invk__app__update__restart_cmd_)) 			app__update__restart_cmd = m.ReadStr("v");
 		else if	(ctx.Match(k, Invk__app__update__update_db_src)) 			return app__update__update_db_src;
@@ -46,12 +44,9 @@ public class Xoapi_addon implements Gfo_invk {
 	, Invk__wikis__ctgs__hidden_enabled_	= "wikis__ctgs__hidden_enabled_"
 	, Invk__app__scripting__enabled			= "app__scripting__enabled"
 	, Invk__app__scripting__enabled_		= "app__scripting__enabled_"
-	, Invk__app__page_history__log_all		= "app__page_history__log_all"
-	, Invk__app__page_history__log_all_		= "app__page_history__log_all_"
 	, Invk__app__update__restart_cmd		= "app__update__restart_cmd"
 	, Invk__app__update__restart_cmd_		= "app__update__restart_cmd_"
 	, Invk__app__update__update_db_src		= "app__update__update_db_src"
 	, Invk__app__update__update_db_src_		= "app__update__update_db_src_"
 	;
-	public static boolean app__page_history__log_all;
 }
diff --git a/400_xowa/src/gplx/xowa/apps/apis/xowa/gui/browsers/Xoapi_info.java b/400_xowa/src/gplx/xowa/apps/apis/xowa/gui/browsers/Xoapi_info.java
index 2272e9a4a..11cbbd55d 100644
--- a/400_xowa/src/gplx/xowa/apps/apis/xowa/gui/browsers/Xoapi_info.java
+++ b/400_xowa/src/gplx/xowa/apps/apis/xowa/gui/browsers/Xoapi_info.java
@@ -17,7 +17,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 package gplx.xowa.apps.apis.xowa.gui.browsers; import gplx.*; import gplx.xowa.*; import gplx.xowa.apps.*; import gplx.xowa.apps.apis.*; import gplx.xowa.apps.apis.xowa.*; import gplx.xowa.apps.apis.xowa.gui.*;
 import gplx.gfui.*; import gplx.xowa.guis.views.*;
-public class Xoapi_info implements Gfo_usr_dlg__gui__opt, Gfo_invk {
+public class Xoapi_info implements Gfo_invk {
 	public void Init_by_kit(Xoae_app app) {this.app = app;} private Xoae_app app;
 	private Xog_win_itm Win() {return app.Gui_mgr().Browser_win();}
 	public void Focus()				{this.Win().Info_box().Focus();}
@@ -26,21 +26,12 @@ public class Xoapi_info implements Gfo_usr_dlg__gui__opt, Gfo_invk {
 		Io_url session_fil = app.Log_wtr().Session_fil();
 		app.Prog_mgr().App_view_text().Run(session_fil);
 	}
-	public boolean Warn_enabled() {return warn_enabled;} private boolean warn_enabled;
-	public boolean Note_enabled() {return note_enabled;} private boolean note_enabled;
 	public Object Invk(GfsCtx ctx, int ikey, String k, GfoMsg m) {
 		if		(ctx.Match(k, Invk_focus)) 					this.Focus();
 		else if	(ctx.Match(k, Invk_clear)) 					this.Clear();
 		else if	(ctx.Match(k, Invk_launch)) 				this.Launch();
-		else if	(ctx.Match(k, Invk_warn_enabled)) 			return Yn.To_str(warn_enabled);
-		else if	(ctx.Match(k, Invk_warn_enabled_)) 			warn_enabled = m.ReadYn("v");
-		else if	(ctx.Match(k, Invk_note_enabled)) 			return Yn.To_str(note_enabled);
-		else if	(ctx.Match(k, Invk_note_enabled_)) 			note_enabled = m.ReadYn("v");
 		else	return Gfo_invk_.Rv_unhandled;
 		return this;
 	}
-	private static final String Invk_focus = "focus", Invk_clear = "clear", Invk_launch = "launch"
-	, Invk_warn_enabled = "warn_enabled", Invk_warn_enabled_ = "warn_enabled_"
-	, Invk_note_enabled = "note_enabled", Invk_note_enabled_ = "note_enabled_"
-	;
+	private static final String Invk_focus = "focus", Invk_clear = "clear", Invk_launch = "launch";
 }
diff --git a/400_xowa/src/gplx/xowa/guis/views/Gfo_usr_dlg__gui__opt.java b/400_xowa/src/gplx/xowa/guis/views/Gfo_usr_dlg__gui__opt.java
deleted file mode 100644
index 2a0f99e0c..000000000
--- a/400_xowa/src/gplx/xowa/guis/views/Gfo_usr_dlg__gui__opt.java
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
-XOWA: the XOWA Offline Wiki Application
-Copyright (C) 2012 gnosygnu@gmail.com
-
-This program is free software: you can redistribute it and/or modify
-it under the terms of the GNU Affero General Public License as
-published by the Free Software Foundation, either version 3 of the
-License, or (at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU Affero General Public License for more details.
-
-You should have received a copy of the GNU Affero General Public License
-along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*/
-package gplx.xowa.guis.views; import gplx.*; import gplx.xowa.*; import gplx.xowa.guis.*;
-public interface Gfo_usr_dlg__gui__opt {
-	boolean Warn_enabled();
-	boolean Note_enabled();
-}
diff --git a/400_xowa/src/gplx/xowa/guis/views/Gfo_usr_dlg__gui__swt.java b/400_xowa/src/gplx/xowa/guis/views/Gfo_usr_dlg__gui__swt.java
index 01f026566..7bd22ab3c 100644
--- a/400_xowa/src/gplx/xowa/guis/views/Gfo_usr_dlg__gui__swt.java
+++ b/400_xowa/src/gplx/xowa/guis/views/Gfo_usr_dlg__gui__swt.java
@@ -19,17 +19,18 @@ package gplx.xowa.guis.views; import gplx.*; import gplx.xowa.*; import gplx.xow
 import gplx.core.lists.rings.*;
 import gplx.gfui.*; import gplx.gfui.draws.*; import gplx.gfui.kits.core.*; import gplx.gfui.controls.standards.*;
 public class Gfo_usr_dlg__gui__swt implements Gfo_usr_dlg__gui, Gfo_invk {
-	private final    GfuiInvkCmd cmd_sync; private final    GfuiTextBox prog_box, info_box; private final    Gfo_usr_dlg__gui__opt opt;
-	public Gfo_usr_dlg__gui__swt(Gfui_kit kit, GfuiTextBox prog_box, GfuiTextBox info_box, GfuiTextBox warn_box, Gfo_usr_dlg__gui__opt opt) {
+	private final    GfuiInvkCmd cmd_sync; private final    GfuiTextBox prog_box, info_box;
+	private boolean show_warn, show_note;
+	public Gfo_usr_dlg__gui__swt(Xoa_app app, Gfui_kit kit, GfuiTextBox prog_box, GfuiTextBox info_box, GfuiTextBox warn_box) {
 		this.cmd_sync	= kit.New_cmd_sync(this);	// NOTE: cmd_sync needed else progress messages may be sent out of order
 		this.prog_box = prog_box; this.info_box = info_box;
-		this.opt = opt;
+		app.Cfg().Bind_many_app(this, Cfg__show_warn, Cfg__show_note);
 	}
 	public void Clear() {Write(Invk_write_prog, ""); info_box.Text_(""); info_box.ForeColor_(ColorAdp_.Black); info_box.BackColor_(ColorAdp_.White); info_box.Redraw(); info_box_is_warn = false;}
 	public Ring__string Prog_msgs() {return prog_msgs;} Ring__string prog_msgs = new Ring__string().Max_(128);
 	public void Write_prog(String text) {Write(Invk_write_prog, text);}
-	public void Write_note(String text) {if (opt.Note_enabled()) Write(Invk_write_note, text);}
-	public void Write_warn(String text) {if (opt.Warn_enabled()) Write(Invk_write_warn, text);}
+	public void Write_note(String text) {if (show_note) Write(Invk_write_note, text);}
+	public void Write_warn(String text) {if (show_warn) Write(Invk_write_warn, text);}
 	public void Write_stop(String text) {Write(Invk_write_stop, text);}
 	private void Write(String invk, String text) {
 		GfoMsg m = GfoMsg_.new_cast_(invk).Add("v", text);
@@ -39,6 +40,8 @@ public class Gfo_usr_dlg__gui__swt implements Gfo_usr_dlg__gui, Gfo_invk {
 		if		(ctx.Match(k, Invk_write_prog))			{String v = m.ReadStr("v"); prog_box.Text_(v); prog_box.Redraw(); if (!String_.Eq(v, "")) prog_msgs.Push(v);}
 		else if	(ctx.Match(k, Invk_write_note))			{Info_box_write(m.ReadStr("v"), false); info_box.Redraw();}
 		else if	(ctx.Match(k, Invk_write_warn))			{Info_box_write(m.ReadStr("v"), true); info_box.ForeColor_(ColorAdp_.White); info_box.BackColor_(ColorAdp_.Red); info_box.Redraw();}
+		else if	(ctx.Match(k, Cfg__show_warn))			show_warn = m.ReadYn("v");
+		else if	(ctx.Match(k, Cfg__show_note))			show_note = m.ReadYn("v");
 		else	return Gfo_invk_.Rv_unhandled;
 		return this;
 	}
@@ -47,5 +50,7 @@ public class Gfo_usr_dlg__gui__swt implements Gfo_usr_dlg__gui, Gfo_invk {
 		info_box.Text_(v);
 		info_box_is_warn = warn;
 	}	boolean info_box_is_warn;
+
 	private static final String Invk_write_prog = "write_prog", Invk_write_note = "write_note", Invk_write_warn = "write_warn", Invk_write_stop = "write_stop";
+	private static final String Cfg__show_warn = "xowa.app.debug.show_warn", Cfg__show_note = "xowa.app.debug.show_note";
 }
diff --git a/400_xowa/src/gplx/xowa/guis/views/Xog_win_itm.java b/400_xowa/src/gplx/xowa/guis/views/Xog_win_itm.java
index 7870e0e0e..262e6ec3f 100644
--- a/400_xowa/src/gplx/xowa/guis/views/Xog_win_itm.java
+++ b/400_xowa/src/gplx/xowa/guis/views/Xog_win_itm.java
@@ -140,7 +140,7 @@ public class Xog_win_itm implements Gfo_invk, Gfo_evt_itm {
 			page.Url().Anch_bry_(anchor_bry);						// update url
 		}
 		tab.History_mgr().Add(page);
-		app.Usere().History_mgr().Add(page.Url(), page.Ttl(), Bry_.Add_w_dlm(Byte_ascii.Hash, page.Url().Page_bry(), anchor_bry));
+		app.Usere().History_mgr().Add(page.Wiki().App(), page.Url(), page.Ttl(), Bry_.Add_w_dlm(Byte_ascii.Hash, page.Url().Page_bry(), anchor_bry));
 	}
 	public void App__exit() {
 		kit.Kit_term();	// NOTE: Kit_term calls shell.close() which in turn is hooked up to app.Term_cbk() event; DATE:2014-09-09
@@ -314,7 +314,7 @@ public class Xog_win_itm implements Gfo_invk, Gfo_evt_itm {
 
 		if (	!Env_.Mode_testing()
 			&&	app.Mode().Tid_is_gui())	// only run for gui; do not run for tcp/http server; DATE:2014-05-03
-			app.Usr_dlg().Gui_wkr_(new Gfo_usr_dlg__gui__swt(kit, prog_box, info_box, info_box, app.Api_root().Gui().Browser().Info()));
+			app.Usr_dlg().Gui_wkr_(new Gfo_usr_dlg__gui__swt(app, kit, prog_box, info_box, info_box));
 	}
 	public static String Remove_redirect_if_exists(String text) {
 		// remove redirect target; EX: "A -> B" -> "A"
diff --git a/400_xowa/src/gplx/xowa/users/Xoue_user.java b/400_xowa/src/gplx/xowa/users/Xoue_user.java
index 5f5961787..0a1fcbf38 100644
--- a/400_xowa/src/gplx/xowa/users/Xoue_user.java
+++ b/400_xowa/src/gplx/xowa/users/Xoue_user.java
@@ -28,9 +28,9 @@ public class Xoue_user implements Xou_user, Gfo_evt_mgr_owner, Gfo_invk {
 		this.ev_mgr = new Gfo_evt_mgr(this);
 		this.fsys_mgr = new Xou_fsys_mgr(user_dir);
 		this.user_db_mgr = new Xou_db_mgr(app);
+		this.cfg_mgr = new Xou_cfg(this);
 		this.history_mgr = new Xou_history_mgr(fsys_mgr.App_data_history_fil());
 		this.prefs_mgr = new gplx.xowa.users.prefs.Prefs_mgr(app);
-		this.cfg_mgr = new Xou_cfg(this);
 		this.session_mgr = new Xou_session(this);
 	}
 	public Gfo_evt_mgr				Evt_mgr() {return ev_mgr;} private final    Gfo_evt_mgr ev_mgr;
diff --git a/400_xowa/src/gplx/xowa/users/history/Xou_history_mgr.java b/400_xowa/src/gplx/xowa/users/history/Xou_history_mgr.java
index 2f4c32492..1593738b7 100644
--- a/400_xowa/src/gplx/xowa/users/history/Xou_history_mgr.java
+++ b/400_xowa/src/gplx/xowa/users/history/Xou_history_mgr.java
@@ -23,7 +23,13 @@ public class Xou_history_mgr implements Gfo_invk {
 	private Ordered_hash itms = Ordered_hash_.New_bry();
 	private boolean load_chk = false;
 	private final    Bry_bfr tmp_bfr = Bry_bfr_.New();
-	public Xou_history_mgr(Io_url history_fil) {this.history_fil = history_fil;}
+	private boolean log_all;
+	public Xou_history_mgr(Io_url history_fil) {
+		this.history_fil = history_fil;
+	}
+	public void Init_by_app(Xoa_app app) {
+		app.Cfg().Bind_many_app(this, Cfg__log_all);
+	}
 	public int Len() {return itms.Count();}
 	public void Clear() {itms.Clear();}
 	public Xou_history_itm Get_at(int i) {return (Xou_history_itm)itms.Get_at(i);}		
@@ -54,9 +60,9 @@ public class Xou_history_mgr implements Gfo_invk {
 			if (url.Qargs_ary().length > 0)
 				page_ttl = Bry_.Add(page_ttl, url.Qargs_mgr().To_bry());
 		}
-		Add(url, ttl, page_ttl);
+		Add(page.Wiki().App(), url, ttl, page_ttl);
 	}
-	public void Add(Xoa_url url, Xoa_ttl ttl, byte[] page_ttl) {
+	public void Add(Xoa_app app, Xoa_url url, Xoa_ttl ttl, byte[] page_ttl) {
 		if (gplx.xowa.users.history.Xoud_history_mgr.Skip_history(ttl)) return;
 		if (!load_chk) Load();
 		byte[] key = Xou_history_itm.key_(url.Wiki_bry(), page_ttl);
@@ -65,7 +71,7 @@ public class Xou_history_mgr implements Gfo_invk {
 			itm = new Xou_history_itm(url.Wiki_bry(), To_full_db_w_qargs(url, ttl));
 			itms.Add(key, itm);
 		}
-		if (gplx.xowa.apps.apis.xowa.Xoapi_addon.app__page_history__log_all)
+		if (log_all)
 			Io_mgr.Instance.AppendFilStr(history_fil.GenNewNameAndExt("log_all.csv"), String_.Format("{0}|{1}|{2}\n", Datetime_now.Get().XtoStr_fmt_iso_8561_w_tz(), itm.Wiki(), itm.Page()));
 		itm.Tally();
 	}
@@ -120,12 +126,14 @@ public class Xou_history_mgr implements Gfo_invk {
 		else if	(ctx.Match(k, Invk_html_itm_))				html_mgr.Html_itm().Fmt_(m.ReadBry("v"));
 		else if	(ctx.Match(k, Invk_current_itms_max_))		current_itms_max = m.ReadInt("v");
 		else if	(ctx.Match(k, Invk_current_itms_reset_))	current_itms_reset = m.ReadInt("v");
+		else if	(ctx.Match(k, Cfg__log_all))				log_all = m.ReadYn("v");
 		else	return Gfo_invk_.Rv_unhandled;
 		return this;
 	}
 	public static final String Invk_html_grp = "html_grp", Invk_html_grp_ = "html_grp_", Invk_html_itm = "html_itm", Invk_html_itm_ = "html_itm_", Invk_current_itms_max_ = "current_itms_max_", Invk_current_itms_reset_ = "current_itms_reset_";
 	public static final    byte[] Ttl_name = Bry_.new_a7("XowaPageHistory");
 	public static final    byte[] Ttl_full = Bry_.new_a7("Special:XowaPageHistory");
+	private static final String Cfg__log_all = "xowa.app.page_history.log_all";
 }	
 class Xou_history_itm_srl {
 	public static void Load(byte[] ary, Ordered_hash list) {