[R] Error message

[Scott Raynaud]

I suddenly started getting the error message below.
Not sure why.  If I type intalled.packages() it
shows Matrix and lme4 installed.  Can someone tell 
what's going on and what I need to do to remedy the
problem?  I'm running on a Linux box.
 
 
 
 
 
 
Loading required package: Matrix
Loading required package: lattice
Error in dyn.load(file, DLLpath = DLLpath, ...) : 
  function 'cholmod_l_start' not provided by package 'Matrix'
Error: package/namespace load failed for ‘lme4’
Error: package/namespace load failed for ‘lme4’