diff --git a/src/fe-common/irc/dcc/fe-dcc.c b/src/fe-common/irc/dcc/fe-dcc.c
index 1a593573..43f8ce32 100644
--- a/src/fe-common/irc/dcc/fe-dcc.c
+++ b/src/fe-common/irc/dcc/fe-dcc.c
@@ -306,7 +306,7 @@ static void cmd_msg(const char *data)
 		return;
 
 	dcc = dcc_find_item(DCC_TYPE_CHAT, target+1, NULL);
-	if (dcc == NULL) {
+	if (dcc == NULL || dcc->sendbuf == NULL) {
 		printformat(NULL, NULL, MSGLEVEL_CLIENTERROR,
 			    IRCTXT_DCC_CHAT_NOT_FOUND, target+1);
 	} else {
@@ -349,7 +349,7 @@ static void cmd_action(const char *data, SERVER_REC *server, WI_IRC_REC *item)
 	if (*target == '\0' || *text == '\0') cmd_param_error(CMDERR_NOT_ENOUGH_PARAMS);
 
 	dcc = dcc_find_item(DCC_TYPE_CHAT, target+1, NULL);
-	if (dcc == NULL) {
+	if (dcc == NULL || dcc->sendbuf == NULL) {
 		printformat(NULL, NULL, MSGLEVEL_CLIENTERROR,
 			    IRCTXT_DCC_CHAT_NOT_FOUND, target+1);
 	} else {
@@ -379,7 +379,7 @@ static void cmd_ctcp(const char *data, SERVER_REC *server)
 	}
 
 	dcc = dcc_find_item(DCC_TYPE_CHAT, target+1, NULL);
-	if (dcc == NULL) {
+	if (dcc == NULL || dcc->sendbuf == NULL) {
 		printformat(NULL, NULL, MSGLEVEL_CLIENTERROR,
 			    IRCTXT_DCC_CHAT_NOT_FOUND, target+1);
 	} else {
diff --git a/src/irc/dcc/dcc-chat.c b/src/irc/dcc/dcc-chat.c
index e8fdd2ad..f1d9daba 100644
--- a/src/irc/dcc/dcc-chat.c
+++ b/src/irc/dcc/dcc-chat.c
@@ -38,6 +38,7 @@
 void dcc_chat_send(DCC_REC *dcc, const char *data)
 {
         g_return_if_fail(dcc != NULL);
+        g_return_if_fail(dcc->sendbuf != NULL);
 	g_return_if_fail(data != NULL);
 
 	net_sendbuffer_send(dcc->sendbuf, data, strlen(data));
@@ -73,7 +74,8 @@ static void cmd_msg(const char *data)
 		return;
 
 	dcc = dcc_find_item(DCC_TYPE_CHAT, ++target, NULL);
-	if (dcc != NULL) dcc_chat_send(dcc, text);
+	if (dcc != NULL && dcc->sendbuf != NULL)
+		dcc_chat_send(dcc, text);
 
 	cmd_params_free(free_arg);
 	signal_stop();
diff --git a/src/irc/dcc/dcc.c b/src/irc/dcc/dcc.c
index b2aeddcf..f3f96a20 100644
--- a/src/irc/dcc/dcc.c
+++ b/src/irc/dcc/dcc.c
@@ -201,7 +201,7 @@ void dcc_ctcp_message(const char *target, IRC_SERVER_REC *server, DCC_REC *chat,
 {
 	char *str;
 
-	if (chat != NULL) {
+	if (chat != NULL && chat->sendbuf != NULL) {
 		/* send it via open DCC chat */
 		str = g_strdup_printf("%s\001%s\001", chat->mirc_ctcp ? "" :
 				      notice ? "CTCP_REPLY " : "CTCP_MESSAGE ", msg);