kernel-2.6.31.5-115.fc12.x86_64 Can't load modules

[Jim]

Fc12-Beta/X86_64

The new kernel can't load modules and Computer locks up trying to start X

I had this problem with two previous FC12 kernels, But the
  kernel-2.6.31.1-56.fc12.x86_64 works okay

modprobe: FATAL: Could not load 
/lib/modules/2.6.31.5-115.fc12.x86_64/modules.dep: No such file or directory

localhost rpcbind: cannot create socket for udp6

modprobe: FATAL: Could not load 
/lib/modules/2.6.31.5-115.fc12.x86_64/modules.dep: No such file or directory

localhost rpcbind: cannot create socket for tcp6
  modprobe: FATAL: Could not load /lib/modules/2.6.31.5-115.fc12.x86_64

/modules.dep: No such file or directory

  kdm[1311]: X server died during startup

  kdm[1311]: X server for display :0 cannot be started, session disabled



kernel-2.6.31.1-56.fc12.x86_64  (Does not lockup)
kernel-2.6.31.5-115.fc12.x86_64 ( locks up)