Unable to update any setting/item/etc - Joomla! Forum - community, help and support

the save / save & close / save & new / save copy buttons not work on of pages, have tried in general settings page, menu area, , articles area. working me less 24 hours ago, logged on evening more work , nothing.

i running joomla 3.3.1

i have tried following browsers:
internet explorer
chrome
firefox

i have cleared cache on 3 , still no luck, have cleared cache in joomla itself. when attempt edit menu item these errors:

code: select all

typeerror: window.ondomready not function
extend: $extend

modal.js (line 368)

referenceerror: $extend not defined
extend: $extend

modal.js (line 368)

typeerror: squeezebox undefined
squeezebox.initialize({});

index....&id=198 (line 31)

and when click 1 of save buttons this:

code: select all

typeerror: document.formvalidator null

... if (task == 'item.cancel' || document.formvalidator.isvalid(document.id('item-f...

index....&id=198 (line 347

what going on? working yesterday , have not made changes since then. suggestions?

i encountered issue when upgraded 3.3 3.3.1
try going debug mode... can access through global configuration , under system tab, put yes on debug mode. did , buttons , tabs working again, turn off afterwards.
another way found change administrator template isis hathor. hathor's design simpler , more straightforward isis. tabs displayed.