Buffers menu item frozen

[address@hidden]

This bug report will be sent to the Free Software Foundation,
 not to your local site managers!!
Please write in English, because the Emacs maintainers do not have
translators to read other languages for them.

In GNU Emacs 20.3.1 (sparc-sun-solaris2.6, X toolkit)
 of Thu Aug 27 1998 on tensor.vnet.net

Please describe exactly what actions triggered the bug
and the precise symptoms of the bug:

When a file larger than 10K is loaded into emacs the Buffers menu is frozen. It 
stops displaying other file loaded into emacs.


Recent input:
mouse-1 next prior down-mouse-1 mouse-movement mouse-1 
down-mouse-1 mouse-movement mouse-1 down-mouse-5 mouse-5 
double-down-mouse-5 double-mouse-5 triple-down-mouse-5 
triple-mouse-5 triple-down-mouse-5 triple-mouse-5 triple-down-mouse-5 
triple-mouse-5 triple-down-mouse-5 triple-mouse-5 triple-down-mouse-5 
triple-mouse-5 triple-down-mouse-5 triple-mouse-5 triple-down-mouse-5 
triple-mouse-5 down-mouse-1 mouse-movement mouse-1 
next down-mouse-1 mouse-movement mouse-1 down-mouse-5 
mouse-5 double-down-mouse-5 double-mouse-5 triple-down-mouse-5 
triple-mouse-5 triple-down-mouse-5 triple-mouse-5 triple-down-mouse-5 
triple-mouse-5 triple-down-mouse-5 triple-mouse-5 down-mouse-1 
mouse-movement mouse-1 next next next down-mouse-1 
mouse-movement mouse-1 down-mouse-1 mouse-movement 
mouse-1 down down down down down down down down down 
down down down down down down down down down down down 
down down up up up up up up up up up up up up up up 
up up up menu-bar help-menu report-emacs-bug

Recent messages:
Creating group members... 75%
Creating group magic...
Creating group state...
Creating group... done
Creating customization items ...100%done
Creating customization setup...
Creating customization buffer...done
Attempt to change text outside editable field
Loading emacsbug...
Loading emacsbug...done