diff -ur dovecot-1.0-test72.orig/src/pop3/commands.c dovecot-1.0-test72/src/pop3/commands.c
--- dovecot-1.0-test72.orig/src/pop3/commands.c	2005-05-24 00:17:35.000000000 +0200
+++ dovecot-1.0-test72/src/pop3/commands.c	2005-06-02 11:32:49.562728136 +0200
@@ -47,6 +47,7 @@
 	if (client->deleted) {
 		if (client->deleted_bitmask[num / CHAR_BIT] &
 		    (1 << (num % CHAR_BIT))) {
+		  i_info("get_msgnum: msg %u is deleted", num+1);
 			client_send_line(client, "-ERR Message is deleted.");
 			return NULL;
 		}
@@ -98,16 +99,24 @@
 	unsigned int msgnum;
 
 	if (get_msgnum(client, args, &msgnum) == NULL)
-		return FALSE;
+	  {
+	    i_info("DELE msg does not exits or is deleted %s", args);
+	    return FALSE;
+	  }
 
 	if (!client->deleted) {
+	  i_info("DELE creating bitmap of size %u with room for %u msgs",
+		 MSGS_BITMASK_SIZE(client),
+		 MSGS_BITMASK_SIZE(client)*CHAR_BIT);
 		client->deleted_bitmask = i_malloc(MSGS_BITMASK_SIZE(client));
 		client->deleted = TRUE;
 	}
 
-	client->deleted_bitmask[msgnum / CHAR_BIT] |= 1 << (msgnum % CHAR_BIT);
+	client->deleted_bitmask[msgnum / CHAR_BIT] |= (1 << (msgnum % CHAR_BIT));
 	client->deleted_count++;
 	client->deleted_size += client->message_sizes[msgnum];
+	i_info("DELE msg %u deleted (%u/%u deleted)",
+	       msgnum+1, client->deleted_count, client->messages_count);
 	client_send_line(client, "+OK Marked to be deleted.");
 	return TRUE;
 }
@@ -153,13 +162,17 @@
 
 		client->cmd = cmd_list_callback;
 		client->cmd_context = ctx;
+		i_info("LIST *");
 		cmd_list_callback(client);
 	} else {
 		unsigned int msgnum;
 
 		if (get_msgnum(client, args, &msgnum) == NULL)
-			return FALSE;
-
+		  {
+		    i_info("LIST no such msg %u", msgnum);
+		    return FALSE;
+		  }
+		i_info("LIST %u", msgnum);
 		client_send_line(client, "+OK %u %"PRIuUOFF_T, msgnum+1,
 				 client->message_sizes[msgnum]);
 	}
@@ -175,6 +188,7 @@
 
 static int cmd_noop(struct client *client, const char *args __attr_unused__)
 {
+  i_info("NOOP");
 	client_send_line(client, "+OK");
 	return TRUE;
 }
@@ -188,7 +202,10 @@
 	int ret = TRUE;
 
 	if (client->deleted_bitmask == NULL)
+	  {
+	    i_info("expunge: no deleted messages");
 		return TRUE;
+	  }
 
 	memset(&search_arg, 0, sizeof(search_arg));
 	search_arg.type = SEARCH_ALL;
@@ -201,6 +218,8 @@
 		     1 << (idx % CHAR_BIT)) != 0) {
 			if (mail_expunge(mail) < 0) {
 				ret = FALSE;
+				i_info("expunge: failed to expunge %u",
+				       idx/CHAR_BIT);
 				break;
 			}
 		}
@@ -209,11 +228,13 @@
 
 	if (mailbox_search_deinit(ctx) < 0)
 		ret = FALSE;
+	i_info("expunge: done");
 	return ret;
 }
 
 static int cmd_quit(struct client *client, const char *args __attr_unused__)
 {
+  i_info("QUIT");
 	if (client->deleted) {
 		if (!expunge_mails(client)) {
 			client_send_storage_error(client);
@@ -221,15 +242,16 @@
 			return TRUE;
 		}
 	}
-
 	mailbox_transaction_commit(client->trans, MAILBOX_SYNC_FLAG_FULL_WRITE);
 	client->trans = NULL;
+	i_info("QUIT: transaction commit done");
 
 	if (!client->deleted)
 		client_send_line(client, "+OK Logging out.");
 	else
 		client_send_line(client, "+OK Logging out, messages deleted.");
 
+	i_info("QUIT: disconnecting");
 	client_disconnect(client, "Logout.");
 	return TRUE;
 }
@@ -404,7 +426,10 @@
 	unsigned int msgnum;
 
 	if (get_msgnum(client, args, &msgnum) == NULL)
+	  {
+	    i_info("RETR: no such msg %s", args);
 		return FALSE;
+	  }
 
 	if (client->last_seen <= msgnum)
 		client->last_seen = msgnum+1;
@@ -413,6 +438,7 @@
 	client->byte_counter = &client->retr_bytes;
 	client->byte_counter_offset = client->output->offset;
 
+	i_info("RETR: fetch %u", msgnum+1);
 	fetch(client, msgnum, (uoff_t)-1);
 	return TRUE;
 }
@@ -423,6 +449,7 @@
 	struct mail *mail;
 	struct mail_search_arg search_arg;
 
+	i_info("RSET");
 	client->last_seen = 0;
 
 	if (client->deleted) {
@@ -459,6 +486,7 @@
 
 static int cmd_stat(struct client *client, const char *args __attr_unused__)
 {
+  i_info("STAT");
 	client_send_line(client, "+OK %u %"PRIuUOFF_T, client->
 			 messages_count - client->deleted_count,
 			 client->total_size - client->deleted_size);
@@ -470,6 +498,7 @@
 	unsigned int msgnum;
 	uoff_t max_lines;
 
+  i_info("TOP");
 	args = get_msgnum(client, args, &msgnum);
 	if (args == NULL)
 		return FALSE;
@@ -619,6 +648,7 @@
         struct cmd_uidl_context *ctx;
 
 	if (*args == '\0') {
+	  i_info("UIDL *");
 		client_send_line(client, "+OK");
 		ctx = cmd_uidl_init(client, 0);
 		list_uids_iter(client, ctx);
@@ -626,8 +656,12 @@
 		unsigned int msgnum;
 
 		if (get_msgnum(client, args, &msgnum) == NULL)
+		  {
+		    i_info("UIDL no such msg %u", msgnum);
 			return FALSE;
+		  }
 
+		i_info("UIDL msg %u", msgnum);
 		ctx = cmd_uidl_init(client, msgnum+1);
 		if (!list_uids_iter(client, ctx))
 			client_send_line(client, "-ERR Message not found.");