install luaEclipse error

Question

I try in stall luaEclipse on Eclipse follow the instruciton

http://luaeclipse.luaforge.net/manual.html#installation

but it reported:

Cannot complete the install because some dependencies are not satisfiable
  org.keplerproject.ldt.feature_x64.feature.group [1.2.0.200802220021] cannot be installed in this environment because its filter is not applicable.

but I do not know what the filter means?

Welcome any comment

Answer 1

Are you sure you didn't select by error both lueclipse entries in the update site?
See this thread for instance:

I am a fool,...
There where two entries named "Lua Development Tool" in the LuaEclipse 1.2 package, 32 and 64 versions.

It was impossible to install both.