PgAdmin Bug: using verly large varchar (binary Data) -> always Crash when viewing Table

using verly large varchar (binary Data) -> always Crash when viewing
Table

store 10 kb Files with bin2hex into varchar Column, 100 rows

then try to look the Table, sometimes it works, sometimes mouse graphics
destroyed,sometimes Windows GUI destroyed.
try to scroll the Table or resize Windows or Cells, its crash sometimes.

Crash -> cannot use Mouse or Keyboard, but Applikation in Windows work
fine. look like freezes
Crash -> Graphiccard stopped, no Screen, Monitor/TTF goes offline

but never Bluescreen Crash !!!!

all Version tested 1.0 / 1.1 / 1.2 / 1.3 and lasted Version from
19-Jun-2005

thx