Pagefile too small or Missing

Run regedt32 and go to the following location:

Hkey_local_machine\System\CurrentControlSet\Control\Session Manager\Memory Management

There you will find these entries:

PagingFiles:Reg_Multi_SZ:C:\pagefile.sys 190 380

TempPageFile:Reg_Dword:0x1

If the PagingFiles: entry is populated, delete the entire TempPageFile entry then reboot.