Number: 174

Date: 18-Mar-84 16':34':23

Submitter: Sannella.PA

Source: JonL.pa

Subject: Break under FONTCREATE under DEDIT

Assigned To: Sheil.pa

Attn: 

Status: Closed

In/By: 

Problem Type: Bug

Impact: Serious

Difficulty: Moderate

Frequency: Intermittent

Priority: Hopefully

System: Programming Environment

Subsystem: Code Editor

Machine: 

Disk: 

Lisp Version: 

Source Files: 

Microcode Version: 

Memory Size: 

File Server: 

Server Software Version: 

Disposition: '
[Date':  6 Apr 84 00':32 PST'
From': Sheil.pa AR bugs fixed':'
AR 174': Break under FONTCREATE]'
["Sannella.PA" "21-Aug-84 16':53':47" Attn': Status':(Fixed->Closed)]

Description: '
Date': 16 Mar 84 09':53 PST'
From': JonL.pa'
Subject': Lisp': Break under FONTCREATE under DEDIT'
To': LispSupport.pa'
cc': JonL.pa, Sheil.pa'
Lisp-System-Date':  7-Mar-84 13':56':45'
Machine-Type': Dorado'
'
Frequently, but not reliably, I land up in this condition while trying to scroll a DEdit window.  Stack above error (minus ERRORSET and \EVALFORM frames) looks like':'
'
\ILLEGAL.ARG'
FONTCREATE     ["FAMILY" arg is PURGED, others are NIL]'
\COERCEFONTDESC'
\DTESTFAIL'
HIPT           [arg looks like a MAP entry]'
REFRESHIF1     [about a dozen copies of this frame]'
DEDITREPAINTFN ["R" arg is (0 60961 572 372)]'
DOUSERFNS2'
REDISPLAYW'
SCROLLBYREPAINTFN'
SCROLLW'
\SCROLL.HANDLER.DOIT'
SCROLL.HANDLER'
WINDOW.MOUSE.HANDLER'
\MOUSE.PROCESS'
\MAKE.PROCESS'
T'
-----'
Date': 16 Mar 84 10':30 PST'
From': Sheil.pa'
Subject': Re': Lisp': Break under FONTCREATE under DEDIT'
In-reply-to': JonL.pa''s message of 16 Mar 84 09':53 PST'
To': JonL.pa'
cc': Lispsupport'
'
This particular symptom is fixed in an upcoming maintenance release.'
'
However, I''d love to have a repeatable example since (altho the new code will recover) it does indicate a screw loose somewhere.'
'
Beau'
'


Workaround: 

Test Case: 

Edit-By: Sannella.PA

Edit-Date: 21-Aug-84 16':53':47