Rob Fielding <rob(at)dsvr(dot)net> writes:
> One of the tables has just been modified, and the following error is
> returned whenever an update is made :
> ERROR: pltcl: Cache lookup for attribute '........pg.dropped.5........'
> type 0 failed
7.3 pltcl had some bugs in dealing with dropped columns. If you aren't
in a position to update to 7.4 yet, you could try applying this patch
locally:
http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/pl/tcl/pltcl.c.diff?r1=1.76&r2=1.77
regards, tom lane