Maybe this will solve your problem. This user started out with the same problem you had. It contains the same error when he upgraded. On a fresh installation this could happen too. Check the answer of bparson.
and another one about your 3rd error:
I hope the above things can help you in finding the problem.
If you got it solved in the meantime, please provide the answer so it can help others too.
Yoichi
Anil_G
SorenB
sven.wullum1
jast1631
takehiro.ichikura
sharazkm32
A_Learner
ashokkarale
pradeep-shukla