Missing Blocks After Tekkit Reinstall

[Kizika]

I had to reinstall my Tekkit files, so I deleted everything except the plugins, worlds, and the default bukkit files.

I came onto my server to find this:

I thought it was only going to be a minor glitch that I could easily fix; until I found these:

http://bit.ly/Q7PWkm

http://bit.ly/UCL6vX

http://bit.ly/U3rrTO

http://bit.ly/Njmfgf

Any idea to fix these world glitches?