having trouble creating a three column peg and also can't upload logo

You can tell me detail about issue  the create a three column peg in the DW minion, please send me a screenshot & your site for further checking.
Regarding upload logo issue, Firstly, please deactivate  all plugins to see if this resolves the problem. If this works, re-activate the plugins one by one and let us know if you find the problematic plugin(s). Maybe there is a conflict in plugins.
If you still face there issue, you can send me username & password of your site for further checking (via private answer).