Hi all, 犲 am calling a method with signature "s","sv" and i am getting the below error gchar *str=NULL; GValue val={0,}; g_value_init(&val,G_TYPE_STRING); dbus_g_proxy_call (proxy, <method-name>,&error,G_TYPE_STRING,"*12#",G_TYPE_INVALID,G_TYPE_STRING,&str,G_TYPE_VALUE,&val, G_TYPE_INVALID); if i execute above code , error is " GLib-GObject-WARNING **: gvalue.c:185: cannot initialize GValue with type `GValueArray_gchararray+GHashTable_gchararray+GValue__', the value has already been initialized as `gchararray' Couldn't convert argument, expected "GValue" " can anybody tell me what does above error means? and what are the argument to be passed to proxy call if signature is "(sa{sv})"? can any body please help? thanks ss.