Getting error "HTTP Status 404 - There is no Action mapped for namespace /config_general and action name Default", while trying to install dar file in vCO 5.5 configurator

Hi,

I have created the dar file and trying to install through the vCO 5.5 configurator but, while trying to install dar file getting "HTTP Status 404 - There is no Action mapped for namespace /config_general and action name Default" this error.

I have attached the screenshot for reference.

Please provide help on the same,

Regards,

Sarika