Hi Jason,
Use the $ROOTSYS/bin/rootn.exe module instead of root.exe module.
rootn.exe is linked with libNew.so that is required for TMapFile.
Rene Brun
Jason Lenoble wrote:
>
> Hi Rooters,
>
> I run root 3.00/06 with Linux 2.2.17-14 (RedHat 6.1).
> I have just installed version 3.01/02, just in case.
> When I try to create a map file , I have got the following error
> message, in both cases :
>
> root [0] m = TMapFile::Create("test.map","RECREATE",1000000,"Memory Mapped
> File")
> Error in <TMapFile::TMapFile>: no memory mapped file capability
> available
> Error in <TMapFile::TMapFile>: mapped file not in mmalloc format or
> already open in RW mode by another process
> (class TMapFile*)0x871fc00
> root [1]
>
> Is there some environmental issues I overlooked when I installed
> root on my PC ?
>
> Jason Lenoble
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