add more details on UserChart.PostRetrieving exception
add more details on UserChart.PostRetrieving exception

MehdyKarimpour/extensions,signumsoftware/extensions,signumsoftware/framework,AlejandroCano/extensions,AlejandroCano/extensions,signumsoftware/framework,MehdyKarimpour/extensions,signumsoftware/extensions