Rails won't install on Ubuntu because of builder
- by Jason Swett
Can someone explain why gem thinks I don't have builder = 2.1.2 even though I clearly have 3.0.0?
jason@ve:~$ gem install rails --pre
ERROR: Error installing rails:
activemodel requires builder (~> 2.1.2, runtime)
jason@ve:~$ gem list
*** LOCAL GEMS ***
abstract (1.0.0)
activesupport (3.0.3, 3.0.0.rc2)
builder (3.0.0)
erubis (2.6.6)…