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Re: Maple R4 X inteface segfaulting?

daemon@ATHENA.MIT.EDU (Nathan J. Williams)
Fri Apr 10 20:29:23 1998

To: Alex T Prengel <alexp@MIT.EDU>
Cc: netbsd-help@MIT.EDU
From: "Nathan J. Williams" <nathanw@MIT.EDU>
In-Reply-To: Your message of "Fri, 10 Apr 1998 15:51:53 EDT."
             <199804101951.PAA22207@dit.MIT.EDU> 
Date: Fri, 10 Apr 1998 20:29:15 EDT

> When I do "add maple_v5r4; maple" on each of the 2 NetBSD machines I
> have access to, it segfaults. The TTY interface ("maple.tty") is OK,
> as is the X interface version of Maple V R3.

> I'm pretty sure R4 was working when I installed it about a year ago. Can
> anyone corroborate/refute this (and if the former, figure out what is going
> on?).

	Hi. Charles Hannum and I looked at this problem for a while
and eventually he figured out that one of the Linux libraries we have
installed for emulation purposes is a buggy version. I removed that
library, instead using the same version of that library that Red Hat
(and hence Linux-Athena) use, and that fixed the problem for
maple_v5r4 and the version in the evaluate locker.

	(we also discovered that the problem only showed up when Maple
tried to use a TCP X connection, as when displaying remotely or if the
DISPLAY variable is set to the hostname rather than :0.0, so people
who tried to run Maple from their X login on a NetBSD box probably
didn't run into this problem). 
	
	Thanks for letting us know about the problem.

	- Nathan





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