not a clue what happens here????

i had a medical with atos last july, when i was been treated for psoriatic arthritis, i was told i would be re assessed in december as to how tablets etc were working and was put in the WRAG,, in November i was told it was fibro not pa, so in december i filled in the forms again from atos, sent copy of rheumy letter and filled it in as if my worse day , never heard anything til february a letter comes from DWP saying due to a change of circumstances you are on esa indefinite, i phoned them asking about the atos and was told what i put on the forms satisfied them, in april my 12 months was up and i was transferred onto the income based esa again indefinite, My advisor at the work programme says i should of been put in the support group as i unfit for work and has had nothing through from dwp or atos about anything from my forms in december, i know we have to attend these work programmes for 2 years but what happens then if i already been given esa indefinite, no one seems to know ,, any answers anyone would be grateful xx