Oh deary me, if you've uploaded standard phpbb files you're gonna have to remove them all and put back the originals.

You cant use standard phpbb files with nuke.

If you're running 2.0.17 you need to update each version in order, you cannot just go from /17 to .21 in one go.

http://www.nukeresources.com/downloa...2.0.18_NP.html

http://www.nukeresources.com/downloa...ke_2.0.19.html

http://www.nukeresources.com/downloa...ke_2.0.20.html

http://www.nukeresources.com/downloa...ke_2.0.21.html

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