[GRASS5] [bug #2298] (grass) Can't get it to start

this bug's URL: http://intevation.de/rt/webrt?serial_num=2298
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Subject: Can't get it to start

Platform: other
grass obtained from: Other (CDROM etc)
grass binary for platform: Compiled from Sources
GRASS Version: 5.0

When I try to run Grass all I get is a blank x window that is titled gis_set.tcl, but there is no text or anything in the window, and when I close the x screen, in the terminal I get
ERROR: LOCATION_NAME not set
/usr/lib/grass5/etc/Init.sh: line 345:GISDATABASE:parameter null or not full

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