<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Hi,<br><br>I've recently upgraded to R12 and the debugger has become unstable.<br><br>It is not easy to reproduce the error - it seems to occur after having stepped through a lot of code.<br><br>Upon googling this, I found a old post that referred to R115 (<a href="http://www.erlang.org/pipermail/erlang-questions/2007-June/026932.html">http://www.erlang.org/pipermail/erlang-questions/2007-June/026932.html</a>) which describes this problem with the same trace as I have appended below.<br><br>Has anybody seen this with R12?<br><br>I am using OSX 1.5.1 with R12B-0 and it doesn't seem to make a difference if I use tcl/tk 8.4.9 or 8.5.<br><br>Thx,<br><br>Ben<br><br>----------------------------------------------------------------------------<br><br>GS frontend. Last mgs in was:{<0.3260.0>,{destroy,750}}<br>exit:{<0.3260.0>,{destroy,750}}<br>Reason: {'EXIT',<br>           {function_clause,<br>               [{gs_frontend,remove_objs,<br>                    [193,<br>                     {error,<br>                         {{badmatch,[]},<br>                          [{gstk_db,opt,3},<br>                           {gstk_gridline,delete,2},<br>                           {gstk,delete_only_this_widget,2},<br>                           {gstk,destroy_impl,2},<br>                           {gstk,doit,2},<br>                           {gstk,loop,1}]}}]},<br>                {gs_frontend,doit,2},<br>                {gs_frontend,loop,1}]}}<br><br>=ERROR REPORT==== 13-Dec-2007::09:34:11 ===<br>Error in process <0.3212.0> with exit value: {{badmatch,[]},[{gstk_db,opt,3},{gstk_gridline,delete,2},{gstk,delete_only_this_widget,2},{gstk,destroy_impl,2},{gstk,doit,2},{gstk,loop,1}]}</body></html>