diff --git a/.hgtags b/.hgtags
index 96ea267be3cd400e3ced4817df5ade594a001e0b..d440a39e8e16ae37baab003fdcc118ad5a5eebff 100755
--- a/.hgtags
+++ b/.hgtags
@@ -548,3 +548,4 @@ a3143db58a0f6b005232bf9018e7fef17ff9ec90 6.1.0-release
 50f0ece62ddb5a244ecb6d00ef5a89d80ad50efa 6.1.1-release
 82a89165e5929a6c3073d6cd60a543cb395f147b 6.2.0-release
 706bdc7e25c6e6b8fb56f4a13fcce2936e70a79c 6.2.1-release
+ec09daf1899c1c01c4ba0ba950fae572f2a612a8 6.2.2-release
diff --git a/indra/llcommon/llevents.h b/indra/llcommon/llevents.h
index 5d60c63810128446c02f4e6aeb0a1bf8ec185d7b..62d97007acde21edaa5b09ba3c0ec573c7472c45 100644
--- a/indra/llcommon/llevents.h
+++ b/indra/llcommon/llevents.h
@@ -582,11 +582,12 @@ class LL_COMMON_API LLEventPump: public LLEventTrackable
     /// Generate a distinct name for a listener -- see listen()
     static std::string inventName(const std::string& pfx="listener");
 
-private:
-    friend class LLEventPumps;
     /// flush queued events
     virtual void flush() {}
 
+private:
+    friend class LLEventPumps;
+
     virtual void reset();
 
 
@@ -675,12 +676,14 @@ class LL_COMMON_API LLEventMailDrop : public LLEventStream
     virtual ~LLEventMailDrop() {}
     
     /// Post an event to all listeners
-    virtual bool post(const LLSD& event);
+    virtual bool post(const LLSD& event) override;
     
+    /// Remove any history stored in the mail drop.
+    virtual void flush() override { mEventHistory.clear(); LLEventStream::flush(); };
 protected:
     virtual LLBoundListener listen_impl(const std::string& name, const LLEventListener&,
                                         const NameList& after,
-                                        const NameList& before);
+                                        const NameList& before) override;
 
 private:
     typedef std::list<LLSD> EventList;
@@ -703,7 +706,6 @@ class LL_COMMON_API LLEventQueue: public LLEventPump
     /// Post an event to all listeners
     virtual bool post(const LLSD& event);
 
-private:
     /// flush queued events
     virtual void flush();
 
diff --git a/indra/llui/lllayoutstack.cpp b/indra/llui/lllayoutstack.cpp
index b1ba725c2f74739fb5461365d1850eade26fb88d..955e7089f464d5b9ef43eab2dfcc9d58cb5e87d8 100644
--- a/indra/llui/lllayoutstack.cpp
+++ b/indra/llui/lllayoutstack.cpp
@@ -516,7 +516,6 @@ LLLayoutPanel* LLLayoutStack::findEmbeddedPanel(LLPanel* panelp) const
 {
 	if (!panelp) return NULL;
 
-	e_panel_list_t::const_iterator panel_it;
 	BOOST_FOREACH(LLLayoutPanel* p, mPanels)
 	{
 		if (p == panelp)
diff --git a/indra/newview/VIEWER_VERSION.txt b/indra/newview/VIEWER_VERSION.txt
index ca06394388d6b01813d8b1a3da0749e5f73ef661..bee94338174294154562473645fdffd1d018a1d8 100644
--- a/indra/newview/VIEWER_VERSION.txt
+++ b/indra/newview/VIEWER_VERSION.txt
@@ -1 +1 @@
-6.2.2
+6.2.3
diff --git a/indra/newview/llappearancemgr.cpp b/indra/newview/llappearancemgr.cpp
index 08daeb0f59d35e60bf137030c6e6882223f62e64..22bcbad7da211e8c054e6bcc17cf12bae798d023 100644
--- a/indra/newview/llappearancemgr.cpp
+++ b/indra/newview/llappearancemgr.cpp
@@ -1865,7 +1865,6 @@ bool LLAppearanceMgr::getCanRemoveOutfit(const LLUUID& outfit_cat_id)
 	LLFindNonRemovableObjects filter_non_removable;
 	LLInventoryModel::cat_array_t cats;
 	LLInventoryModel::item_array_t items;
-	LLInventoryModel::item_array_t::const_iterator it;
 	gInventory.collectDescendentsIf(outfit_cat_id, cats, items, false, filter_non_removable);
 	if (!cats.empty() || !items.empty())
 	{
diff --git a/indra/newview/llappviewer.cpp b/indra/newview/llappviewer.cpp
index d6695e7f3e5d62e9ec0560f42ed67b32f4a6f767..56e8cc8ff42b3138902056ff2489b8142b4f76c4 100644
--- a/indra/newview/llappviewer.cpp
+++ b/indra/newview/llappviewer.cpp
@@ -3105,17 +3105,11 @@ LLSD LLAppViewer::getViewerInfo() const
     }
 
 	// return a URL to the release notes for this viewer, such as:
-	// http://wiki.secondlife.com/wiki/Release_Notes/Second Life Beta Viewer/2.1.0.123456
+	// https://releasenotes.secondlife.com/viewer/2.1.0.123456.html
 	std::string url = LLTrans::getString("RELEASE_NOTES_BASE_URL");
 	if (! LLStringUtil::endsWith(url, "/"))
 		url += "/";
-	std::string channel = LLVersionInfo::getChannel();
-	if (LLStringUtil::endsWith(boost::to_lower_copy(channel), " edu")) // Release Notes url shouldn't include the EDU parameter
-	{
-		boost::erase_tail(channel, 4);
-	}
-	url += LLURI::escape(channel) + "/";
-	url += LLURI::escape(LLVersionInfo::getVersion());
+	url += LLURI::escape(LLVersionInfo::getVersion()) + ".html";
 
 	info["VIEWER_RELEASE_NOTES_URL"] = url;
 
diff --git a/indra/newview/lltoolpie.cpp b/indra/newview/lltoolpie.cpp
index 697db01d11848214e2fb2e53229791f483c81788..f184b22ccb7c7dbce08a15673ac90d57a7cbaa96 100644
--- a/indra/newview/lltoolpie.cpp
+++ b/indra/newview/lltoolpie.cpp
@@ -111,24 +111,9 @@ BOOL LLToolPie::handleMouseDown(S32 x, S32 y, MASK mask)
     mMouseOutsideSlop = FALSE;
 	mMouseDownX = x;
 	mMouseDownY = y;
-	LLTimer pick_timer;
-	BOOL pick_rigged = false; //gSavedSettings.getBOOL("AnimatedObjectsAllowLeftClick");
-	mPick = gViewerWindow->pickImmediate(x, y, FALSE, pick_rigged);
-	LLViewerObject *object = mPick.getObject();
-	LLViewerObject *parent = object ? object->getRootEdit() : NULL;
-	if (!object
-		|| object->isAttachment()
-		|| object->getClickAction() == CLICK_ACTION_DISABLED
-		|| (!useClickAction(mask, object, parent) && !object->flagHandleTouch() && !(parent && parent->flagHandleTouch())))
-	{
-		// Unless we are hovering over actionable visible object
-		// left mouse down always picks transparent (but see handleMouseUp).
-		// Also see LLToolPie::handleHover() - priorities are a bit different there.
-		// Todo: we need a more consistent set of rules to work with
-		mPick = gViewerWindow->pickImmediate(x, y, TRUE /*transparent*/, pick_rigged);
-	}
-	LL_INFOS() << "pick_rigged is " << (S32) pick_rigged << " pick time elapsed " << pick_timer.getElapsedTimeF32() << LL_ENDL;
 
+	//left mouse down always picks transparent (but see handleMouseUp)
+	mPick = gViewerWindow->pickImmediate(x, y, TRUE, FALSE);
 	mPick.mKeyMask = mask;
 
 	mMouseButtonDown = true;
diff --git a/indra/newview/llvoicevivox.cpp b/indra/newview/llvoicevivox.cpp
index cf40058c34a7debc6062e0c226ddd1a532b79c54..0d3f65502ad8986c13cc15e51025ead5875cea4a 100644
--- a/indra/newview/llvoicevivox.cpp
+++ b/indra/newview/llvoicevivox.cpp
@@ -1460,6 +1460,11 @@ bool LLVivoxVoiceClient::addAndJoinSession(const sessionStatePtr_t &nextSession)
 
     LLSD timeoutResult(LLSDMap("session", "timeout"));
 
+    // We are about to start a whole new session.  Anything that MIGHT still be in our 
+    // maildrop is going to be stale and cause us much wailing and gnashing of teeth.  
+    // Just flush it all out and start new.
+    voicePump.flush();
+
     // It appears that I need to wait for BOTH the SessionGroup.AddSession response and the SessionStateChangeEvent with state 4
     // before continuing from this state.  They can happen in either order, and if I don't wait for both, things can get stuck.
     // For now, the SessionGroup.AddSession response handler sets mSessionHandle and the SessionStateChangeEvent handler transitions to stateSessionJoined.
diff --git a/indra/newview/skins/default/xui/da/strings.xml b/indra/newview/skins/default/xui/da/strings.xml
index 74d160dfaec1ccb5cb20e1bac7f5a6edc0da5f63..eee3dc2c77792f04b43cf10feb96fbcc3373f503 100644
--- a/indra/newview/skins/default/xui/da/strings.xml
+++ b/indra/newview/skins/default/xui/da/strings.xml
@@ -432,7 +432,7 @@ Prøv venligst om lidt igen.
 		Noter om version
 	</string>
 	<string name="RELEASE_NOTES_BASE_URL">
-		http://wiki.secondlife.com/wiki/Release_Notes/
+		https://releasenotes.secondlife.com/viewer/
 	</string>
 	<string name="LoadingData">
 		Henter...
diff --git a/indra/newview/skins/default/xui/de/strings.xml b/indra/newview/skins/default/xui/de/strings.xml
index 6e980d1609c4f290bf828d3d6bf15c98339eaf20..95eb88614b123387d43221397e06b0a6a661a7e9 100644
--- a/indra/newview/skins/default/xui/de/strings.xml
+++ b/indra/newview/skins/default/xui/de/strings.xml
@@ -648,7 +648,7 @@ Warten Sie kurz und versuchen Sie dann noch einmal, sich anzumelden.
 		Versionshinweise
 	</string>
 	<string name="RELEASE_NOTES_BASE_URL">
-		http://wiki.secondlife.com/wiki/Release_Notes/
+		https://releasenotes.secondlife.com/viewer/
 	</string>
 	<string name="LoadingData">
 		Wird geladen...
diff --git a/indra/newview/skins/default/xui/en/strings.xml b/indra/newview/skins/default/xui/en/strings.xml
index 4dbafd27e0ab9f99dab18e5bdf167af2359af151..1c5e51d2c8eba01afce98f8d707c11bc5d0455a0 100644
--- a/indra/newview/skins/default/xui/en/strings.xml
+++ b/indra/newview/skins/default/xui/en/strings.xml
@@ -324,7 +324,7 @@ Please try logging in again in a minute.</string>
 
 	<string name="ReleaseNotes">Release Notes</string>
 	<!-- Always mark translate="false" for strings that are nothing but URLs, as they don't need translation. -->
-	<string name="RELEASE_NOTES_BASE_URL" translate="false">http://wiki.secondlife.com/wiki/Release_Notes/</string>
+	<string name="RELEASE_NOTES_BASE_URL" translate="false">https://releasenotes.secondlife.com/viewer/</string>
 
 	<!-- Indicates something is being loaded. Maybe should be merged with RetrievingData -->
 	<string name="LoadingData">Loading...</string>
diff --git a/indra/newview/skins/default/xui/es/strings.xml b/indra/newview/skins/default/xui/es/strings.xml
index 68cd72802d37c9b25070e58feb1159970974d988..1b066756708ce930379adef2c08a621429431ae1 100644
--- a/indra/newview/skins/default/xui/es/strings.xml
+++ b/indra/newview/skins/default/xui/es/strings.xml
@@ -640,7 +640,7 @@ Intenta iniciar sesión de nuevo en unos instantes.
 		Notas de la versión
 	</string>
 	<string name="RELEASE_NOTES_BASE_URL">
-		http://wiki.secondlife.com/wiki/Release_Notes/
+		https://releasenotes.secondlife.com/viewer/
 	</string>
 	<string name="LoadingData">
 		Cargando...
diff --git a/indra/newview/skins/default/xui/fr/strings.xml b/indra/newview/skins/default/xui/fr/strings.xml
index 9cd577010863c20ca4f0e5ced2974553fb0d63a4..dbd5cc3bf46df07698706f920add5967aad85df5 100644
--- a/indra/newview/skins/default/xui/fr/strings.xml
+++ b/indra/newview/skins/default/xui/fr/strings.xml
@@ -649,7 +649,7 @@ Veuillez réessayer de vous connecter dans une minute.
 		Notes de version
 	</string>
 	<string name="RELEASE_NOTES_BASE_URL">
-		http://wiki.secondlife.com/wiki/Release_Notes/
+		https://releasenotes.secondlife.com/viewer/
 	</string>
 	<string name="LoadingData">
 		Chargement...
diff --git a/indra/newview/skins/default/xui/it/strings.xml b/indra/newview/skins/default/xui/it/strings.xml
index 0ea6bd5d22d183132fa37170c651473a9298ee57..9492d062c3a162a5e8b704880d56c1500224f255 100644
--- a/indra/newview/skins/default/xui/it/strings.xml
+++ b/indra/newview/skins/default/xui/it/strings.xml
@@ -645,7 +645,7 @@ Prova ad accedere nuovamente tra un minuto.
 		Note sulla versione
 	</string>
 	<string name="RELEASE_NOTES_BASE_URL">
-		http://wiki.secondlife.com/wiki/Release_Notes/
+		https://releasenotes.secondlife.com/viewer/
 	</string>
 	<string name="LoadingData">
 		In caricamento...
diff --git a/indra/newview/skins/default/xui/ja/strings.xml b/indra/newview/skins/default/xui/ja/strings.xml
index 497ea649d1ff87fd087d8fe3e84059e332b55d9b..91d31faa766061914755ee71a47c3183cde1dc5e 100644
--- a/indra/newview/skins/default/xui/ja/strings.xml
+++ b/indra/newview/skins/default/xui/ja/strings.xml
@@ -648,7 +648,7 @@ support@secondlife.com にお問い合わせください。
 		リリースノート
 	</string>
 	<string name="RELEASE_NOTES_BASE_URL">
-		http://wiki.secondlife.com/wiki/Release_Notes/
+		https://releasenotes.secondlife.com/viewer/
 	</string>
 	<string name="LoadingData">
 		ローディング...
diff --git a/indra/newview/skins/default/xui/pt/strings.xml b/indra/newview/skins/default/xui/pt/strings.xml
index 30751134800e074f0d380372616abb0f324586fe..c4fbf1f4c99b92c4e09de96ec7f813802805edcd 100644
--- a/indra/newview/skins/default/xui/pt/strings.xml
+++ b/indra/newview/skins/default/xui/pt/strings.xml
@@ -605,7 +605,7 @@ Aguarde um minuto antes que tentar logar-se novamente.
 		Notas de versão
 	</string>
 	<string name="RELEASE_NOTES_BASE_URL">
-		http://wiki.secondlife.com/wiki/Release_Notes/
+		https://releasenotes.secondlife.com/viewer/
 	</string>
 	<string name="LoadingData">
 		Carregando...