}
switch_channel_set_variable(channel, SWITCH_CURRENT_APPLICATION_VARIABLE, application_interface->interface_name);
- switch_channel_set_variable(channel, SWITCH_CURRENT_APPLICATION_DATA_VARIABLE, expanded);
+ switch_channel_set_variable_var_check(channel, SWITCH_CURRENT_APPLICATION_DATA_VARIABLE, expanded, SWITCH_FALSE);
switch_channel_set_variable(channel, SWITCH_CURRENT_APPLICATION_RESPONSE_VARIABLE, NULL);
if (switch_event_create(&event, SWITCH_EVENT_CHANNEL_EXECUTE) == SWITCH_STATUS_SUCCESS) {