change current directory to memory?

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Ulrich Jost (jost@evalo1.ific.uv.es)
Thu, 13 May 1999 08:58:30 +0200 (CET)

Hi,

how can I change the current directory back to 'memory', eg after opening
a file?
gDirectory->cd("root:/"); gives a segmentation fault.

Thanks, Ulrich