Index: channels/chan_mobile.c
===================================================================
--- channels/chan_mobile.c	(revision 649)
+++ channels/chan_mobile.c	(working copy)
@@ -568,7 +568,7 @@
 	struct mbl_pvt *pvt;
 	char *dest_dev = NULL;
 	char *dest_num = NULL;
-	int oldformat, group;
+	int oldformat, group = -1;
 
 	if (!data) {
 		ast_log(LOG_WARNING, "Channel requested with no data\n");
@@ -590,13 +590,15 @@
 	if (dest_num)
 		*dest_num++ = 0x00;
 
-	/* Find requested device and make sure its connected. */
+	if (((dest_dev[0] == 'g') || (dest_dev[0] == 'G')) && ((dest_dev[1] >= '0') && (dest_dev[1] <= '9'))) {
+		group = atoi(&dest_dev[1]);
+	}
+
+	/* Find requested device and make sure it's connected. */
 	AST_RWLIST_RDLOCK(&devices);
 	AST_RWLIST_TRAVERSE(&devices, pvt, entry) {
-		if (((dest_dev[0] == 'g') || (dest_dev[0] == 'G')) && ((dest_dev[1] >= '0') && (dest_dev[1] <= '9'))) {
-			group = atoi(dest_dev+1);
-			if (pvt->group == group)
-				break;
+		if (group > -1 && pvt->group == group && pvt->connected && !pvt->owner) {
+			break;
 		} else if (!strcmp(pvt->id, dest_dev)) {
 			break;
 		}
@@ -609,14 +611,14 @@
 	}
 
 	if ((pvt->type == MBL_TYPE_PHONE) && !dest_num) {
-		ast_log(LOG_WARNING, "Cant determine destination number.\n");
+		ast_log(LOG_WARNING, "Can't determine destination number.\n");
 		*cause = AST_CAUSE_INCOMPATIBLE_DESTINATION;
 		return NULL;
 	}
 
 	chn = mbl_new(AST_STATE_DOWN, pvt, NULL);
 	if (!chn) {
-		ast_log(LOG_WARNING, "Unable to allocate channel structure\n");
+		ast_log(LOG_WARNING, "Unable to allocate channel structure.\n");
 		*cause = AST_CAUSE_REQUESTED_CHAN_UNAVAIL;
 		return NULL;
 	}