<html><head></head><body><div class="ydpcd94e4f4yahoo-style-wrap" style="font-family: courier new, courier, monaco, monospace, sans-serif; font-size: 13px;"><div dir="ltr" data-setdir="false">Follow-up to my preceding post of last Mon, 20 Jan</div><div><div><br></div><div>Hello all,</div><div><br></div><div>- Clozure CL 1.11.7 from the App Store for macOS 10.15 Catalina</div><div>sometimes crashes immediately at launch (double-clic or from Dock),</div><div>perhaps depending on what has happened during a former work session.</div><div>AltConsole then says:</div><div>> Error: #<A Foreign Pointer #x1931EB0> has no slot named GUI::PEER.</div><div>> While executing: #<CCL::STANDARD-KERNEL-METHOD SLOT-MISSING (T T T T)>, in process Initial(0).</div><div><br></div><div>- When it starts OK, everything works fine, but SOMETIMES crashes when</div><div>opening a file in an editor window (i.e. <command>-O).</div><div>AltConsole then says:</div><div>> Error: #<A Foreign Pointer #x43D200> has no slot named GUI::PEER.</div><div>> While executing: #<CCL::STANDARD-KERNEL-METHOD SLOT-MISSING (T T T T)>, in process Initial(0).</div><div><br></div><div>- If a file opened correctly in an editor window, then a crash happens</div><div>when closing it (i.e. <command>-W).</div><div>AltConsole then says:</div><div>Unhandled exception 4 at 0x7fff68b9748e, context->regs at #x7ffeefbfe470</div><div>Exception occurred while executing foreign code</div><div> at _os_unfair_lock_corruption_abort + 23</div><div><br></div><div>=> The problem seems to be in the open/close file interface to the Mac GUI.</div><div><br></div><div>=> It is temporarily possible to work using a separate text editor</div><div>(I simply use TextEdit), but one then misses all the specialised LISP</div><div>editor commands... until one does <command>-O or -W without thinking!</div><div><br></div><div>Many thanks in advance.</div><div>--</div><div>Denis Lorrain</div><div>Site: <a href="http://denislorrain.org" rel="nofollow" target="_blank" class="">http://denislorrain.org</a></div><div>Email: dlo@denislorrain.org<br></div></div></div></body></html>