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A hacker screwed up somewhere.



In System 78.44, ZMail 38.5, microcode 843, on Lisp Machine Eighteen:

(load "AI: LMFS; FS QFASL")
(nsubst 'foo 'si:system-plist si:site-initialization-list)
>>>>TRAP 20376 (WRITE-IN-READ-ONLY VMA)


Foo, a hacker has screwn up somewhere.  Error:
VMA Unknown tag 

There was an attempt to write into T, which is a read-only address.
While in the function NSUBST  NSUBST  NSUBST

NSUBST:
   Arg 0 (NEW): FOO
   Arg 1 (OLD): SI:SYSTEM-PLIST
   Arg 2 (S-EXP): (FS:DEFINE-SYS-LOGICAL-DEVICE)