diff --git a/moo/kernel/Http.moo b/moo/kernel/Http.moo
index 9c655b6..f7398db 100644
--- a/moo/kernel/Http.moo
+++ b/moo/kernel/Http.moo
@@ -350,7 +350,7 @@ class MyObject(Object)
 	}
 
 
-	method(#class) another_proc
+	method(#class) another_proc: base_port
 	{
 		| httpd |
 
@@ -360,8 +360,8 @@ class MyObject(Object)
 			[
 				| ss |
 				httpd start: %(
-					SocketAddress fromString: '[::]:8666',
-					SocketAddress fromString: '0.0.0.0:8665'
+					SocketAddress fromString: ('[::]:' & base_port asString),
+					SocketAddress fromString: ('0.0.0.0:' & (base_port + 1) asString)
 				).
 
 				while (true) 
@@ -382,8 +382,9 @@ class MyObject(Object)
 	{
 		| httpd |
 
-		[ self another_proc ] fork.
-		###[ self another_proc ] fork.
+		[ self another_proc: 5000 ] fork.
+		[ self another_proc: 5100 ] fork.
+		[ self another_proc: 5200 ] fork.
 
 		[
 			thisProcess initAsync.
@@ -406,6 +407,7 @@ class MyObject(Object)
 
 		] on: Exception do: [:ex | ('Exception - '  & ex messageText) dump].
 
+
 		'----- END OF MAIN ------' dump.
 	}
 }
diff --git a/moo/kernel/Socket.moo b/moo/kernel/Socket.moo
index b67564d..e50c533 100644
--- a/moo/kernel/Socket.moo
+++ b/moo/kernel/Socket.moo
@@ -225,20 +225,12 @@ class(#byte) SocketAddress(Object) from 'sck.addr'
 	}
 }
 
-
-class Socket(Object) from 'sck'
+class SocketCore(Object) from 'sck'
 {
 	## the handle must be the first field in this object to match
 	## the internal representation used by various modules. (e.g. sck)
 	var(#get) handle := -1.
 
-	var(#get) closedEventAction.
-	var(#get) dataInEventAction.
-	var(#get) dataOutEventAction.
-
-	var pending_bytes, pending_offset, pending_length.
-	var outreadysem, outdonesem, inreadysem.
-
 	method(#primitive) open(family, type, proto).
 	## map the open primitive again with a different name for strict internal use only.
 	## this method is supposed to be used to handle an accepted socket in server sockets.
@@ -257,6 +249,12 @@ class Socket(Object) from 'sck'
 	method(#primitive) _writeBytes: bytes offset: offset length: length.
 }
 
+class Socket(SocketCore)
+{
+	var pending_bytes, pending_offset, pending_length.
+	var outreadysem, outdonesem, inreadysem.
+}
+
 (* TODO: generate these family and type from the C header *)
 pooldic Socket.Family
 {
@@ -277,24 +275,27 @@ extend Socket
 
 	method(#class) __with: handle
 	{
+		###self addToBeFinalized.
 		^(self _basicNew initialize) __open(handle)
 	}
 
 	method(#class) family: family type: type
 	{
+		###self addToBeFinalized.
 		## new is prohibited. so use _basicNew with initialize.
 		##^(self new) open(family, type, 0)
 		^(self _basicNew initialize) open(family, type, 0)
 	}
 
-(* -------------------
-socketClosing
-socketClosed
-socketDataIn
-socketDataOut
-socketAccepted:from:
-socketConnected:
--------------------- *)
+	(* -------------------
+	socket call-back methods
+	  socketClosing
+	  socketClosed
+	  socketDataIn
+	  socketDataOut
+	  socketAccepted:from:
+	  socketConnected:
+	-------------------- *)
 
 	method initialize
 	{
@@ -305,10 +306,6 @@ socketConnected:
 		self.inreadysem := Semaphore new.
 
 		self.outdonesem signalAction: [ :sem |
-			##if (self.dataOutEventAction notNil)
-			##{
-			##	self.dataOutEventAction value: self.
-			##}.
 			self onSocketDataOut.
 			System unsignal: self.outreadysem.
 		].
@@ -337,16 +334,18 @@ socketConnected:
 		].
 
 		self.inreadysem signalAction: [ :sem |
-			###self.dataInEventAction value: self.
 			self onSocketDataIn.
 		].
 	}
 
+
+(*
 	method finalize
 	{
 'SOCKET FINALIZED...............' dump.
 		self close.
 	}
+*)
 
 	method close
 	{
@@ -375,35 +374,10 @@ socketConnected:
 		{
 			self _close.
 			self.handle := -1.
-
-			##if (self.closedEventAction notNil) 
-			##{
-			##	self.closedEventAction value: self.
-			##}.
 			self onSocketClosed.
 		}.
 	}
 
-	method onEvent: event_type do: action_block
-	{
-		if (event_type == #closed)
-		{
-			self.closedEventAction := action_block.
-		}
-		elsif (event_type == #data_in) 
-		{ 
-			self.dataInEventAction := action_block.
-		}
-		elsif (event_type == #data_out)
-		{
-			self.dataOutEventAction := action_block.
-		}
-		else
-		{
-			Exception signal: 'unknown event type ' & event_type asString.
-		}
-	}
-
 	method beWatched
 	{
 		thisProcess addAsyncSemaphore: self.inreadysem.
@@ -488,7 +462,6 @@ class ClientSocket(Socket)
 				System unsignal: sem.
 				thisProcess removeAsyncSemaphore: sem.
 
-				##self.connectedEventAction value: self value: (soerr == 0).
 				self onSocketConnected: (soerr == 0).
 				if (soerr == 0) { self beWatched }.
 			}.
@@ -507,16 +480,6 @@ class ClientSocket(Socket)
 		^super close
 	}
 
-	method onEvent: event_type do: action_block
-	{
-		if (event_type == #connected)
-		{
-			self.connectedEventAction := action_block.
-			^self.
-		}.
-
-		^super onEvent: event_type do: action_block
-	}
 	method connect: target
 	{
 		| sem |
@@ -529,7 +492,6 @@ class ClientSocket(Socket)
 		{
 			## connected immediately
 'IMMEDIATELY CONNECTED.....' dump.
-			###self.connectedEventAction value: self value: true.
 			self onSocketConnected: true.
 
 			thisProcess addAsyncSemaphore: self.inreadysem.
@@ -540,6 +502,7 @@ class ClientSocket(Socket)
 
 	method onSocketConnected
 	{
+		## do nothing special. the subclass may override this method.
 	}
 }
 
@@ -556,7 +519,6 @@ class ServerSocket(Socket)
 			| cliaddr clisck cliact fd |
 			cliaddr := SocketAddress new.
 
-'IN READYSEM action performing.........' dump.
 			fd := self _accept: cliaddr.
 			##if (fd >= 0)
 			if (fd notNil)
@@ -581,17 +543,6 @@ class ServerSocket(Socket)
 		^super close.
 	}
 
-	method onEvent: event_type do: action_block
-	{
-		if (event_type == #accepted)
-		{
-			self.acceptedEventAction := action_block.
-			^self.
-		}.
-
-		^super onEvent: event_type do: action_block
-	}
-
 	method listen: backlog
 	{
 		| n |
@@ -600,9 +551,10 @@ class ServerSocket(Socket)
 		## added to the multiplexer, a spurious hangup event might
 		## be generated. At least, such behavior was observed
 		## in linux with epoll in the level trigger mode.
-		###  System signal: self.inreadysem onInput: self.handle.
-		###  thisProcess addAsyncSemaphore: self.inreadysem.
-		###  n := self _listen: backlog.
+		##    System signal: self.inreadysem onInput: self.handle.
+		##    thisProcess addAsyncSemaphore: self.inreadysem.
+		##    self _listen: backlog.
+
 		n := self _listen: backlog.
 		System signal: self.inreadysem onInput: self.handle.
 		thisProcess addAsyncSemaphore: self.inreadysem.
diff --git a/moo/lib/exec.c b/moo/lib/exec.c
index 220e75c..747b56b 100644
--- a/moo/lib/exec.c
+++ b/moo/lib/exec.c
@@ -193,6 +193,11 @@ static MOO_INLINE void vm_cleanup (moo_t* moo)
 	moo->sem_gcfin = (moo_oop_semaphore_t)moo->_nil;
 	moo->sem_gcfin_sigreq = 0;
 
+	/* deregister all pending finalizable objects pending just in case these
+	 * have not been removed for various reasons. (e.g. sudden VM abortion)
+	 */
+	moo_deregallfinalizables (moo);
+
 	MOO_DEBUG0 (moo, "VM cleaned up\n");
 }
 
diff --git a/moo/lib/gc.c b/moo/lib/gc.c
index 7af3b5a..1b81706 100644
--- a/moo/lib/gc.c
+++ b/moo/lib/gc.c
@@ -1088,14 +1088,34 @@ int moo_deregfinalizable (moo_t* moo, moo_oop_t oop)
 		{
 			MOO_OBJ_SET_FLAGS_GCFIN(oop, (MOO_OBJ_GET_FLAGS_GCFIN(oop) & ~MOO_GCFIN_FINALIZABLE));
 			MOO_DELETE_FROM_LIST (&moo->finalizable, x);
+			moo_freemem (moo, x);
 			return  0;
 		}
+		x = x->next;
 	}
 
 	moo_seterrnum (moo, MOO_ENOENT);
 	return -1;
 }
 
+void moo_deregallfinalizables (moo_t* moo)
+{
+	moo_finalizable_t* x, * nx;
+
+	x = moo->finalizable.first;
+	while (x)
+	{
+		nx = x->next;
+		MOO_OBJ_SET_FLAGS_GCFIN(x->oop, (MOO_OBJ_GET_FLAGS_GCFIN(x->oop) & ~MOO_GCFIN_FINALIZABLE));
+		MOO_DELETE_FROM_LIST (&moo->finalizable, x);
+		moo_freemem (moo, x);
+		x = nx;
+	}
+
+	MOO_ASSERT (moo, moo->finalizable.first == MOO_NULL);
+	MOO_ASSERT (moo, moo->finalizable.last == MOO_NULL);
+}
+
 static moo_oow_t move_finalizable_objects (moo_t* moo)
 {
 	moo_finalizable_t* x, * y;
diff --git a/moo/lib/moo-prv.h b/moo/lib/moo-prv.h
index c8b3b5e..765491f 100644
--- a/moo/lib/moo-prv.h
+++ b/moo/lib/moo-prv.h
@@ -1194,6 +1194,7 @@ moo_oop_nsdic_t moo_makensdic (
 /* ========================================================================= */
 int moo_regfinalizable (moo_t* moo, moo_oop_t oop);
 int moo_deregfinalizable (moo_t* moo, moo_oop_t oop);
+void moo_deregallfinalizables (moo_t* moo);
 
 /* ========================================================================= */
 /* proc.c                                                                    */
diff --git a/moo/mod/sck.c b/moo/mod/sck.c
index b94d908..1eb79c1 100644
--- a/moo/mod/sck.c
+++ b/moo/mod/sck.c
@@ -631,6 +631,7 @@ static void gc_mod_sck (moo_t* moo, moo_mod_t* mod)
 
 int moo_mod_sck (moo_t* moo, moo_mod_t* mod)
 {
+/*
 	if (mod->hints & MOO_MOD_LOAD_FOR_IMPORT)
 	{
 		mod->gc = MOO_NULL;
@@ -656,6 +657,7 @@ int moo_mod_sck (moo_t* moo, moo_mod_t* mod)
 		mod->gc = gc_mod_sck;
 		mod->ctx = ctx;
 	}
+*/
 
 	mod->import = import;
 	mod->query = query;