This page contains a running record of minor changes and/or bug fixes to the CAD Viewer 8.0 software. The software is being updated on a regular basis to the CAD Viewer 8.0download page.  This page lists changes between updates.

CAD Viewer 8.0 A.32 - 20.7.2010

Remember last Recursive explode setting.
Fix: 3D shading still not fixed
Fix: Recursive explode not working fully (affected versions A.30, A.31)

CAD Viewer 8.0 A.31 - 15.7.2010

ECW (Enhanced Compression Wavelet) image support

CAD Viewer 8.0 A.30 - 14.7.2010

Option to prevent explode of Viewports
Fix: Tag for Draworder always being done (unnecessarily)
Fix: HPGL line widths displayed incorrectly when previous drawing in session has markups
Fix: Software hangs after attempt to render drawing without any surfaces (affected versions 8.0 A.21 to A.29)

CAD Viewer 8.0 A.29 - 03.07.2010

Remove empty blocks (which otherwise would be calculated into Zoom extents)
Combo box option for QS/QA attribute values selection. Example definition in shipped ATTDFEF.INI
Fix: Wrong Tolerance display (actually caused by incorrect font)

CAD Viewer 8.0 A.28 - 28.06.2010

User Dependant Markup Folders. 
Set up by:
 - create section [SaveEditsFolders] in CVUSER.INI (located in folder %APPDATA%\guthcad\cvXXX)
 - set entry 'Active=1' to activate the section, which defines folders for that user only
 - create section [SaveEditsFolders] in CVUSER.INI (located in folder %APPDATA%\guthcad\cvXXX)
 - set entry 'Active=1' to activate the section, which defines folders for that user only
Example:
[SaveEditsFolders]
Active=1
UserFolderEnabled=1
UserFolderName=My Work Folder
num=3
Name1=Main Markups Folder
Name2=User Markups 1
Name3=User Markups 2
Folder1=D:\vw\main
Folder2=E:\vw\users1
Folder3=E:\vw\users2

CAD Viewer 8.0 A.27 - 28.06.2010

Fix: Page Control not Layouts not working
Fix: AutoRotate gives woring rotation for PDF output when drawing is already rotated
Batch Command folders permissions implemented on a per-user basis

CAD Viewer 8.0 A.26 - 20.06.2010

Navagiation of DXF/DWG Drawing Tabs via Page number controls (same as PDF page navigation)
Fix: Hover over Forward Arrow when multi-page plot file loaded causes software to exit
Fix: Preference to Rotate all drawings in multi-page document not working
Fix: Load Raster Image with Markups, followed by load Plot file causes software to crash
Fix: DWF text background obscuring text
Fix: Inquire Curve/Polyline not reporting correct Linestyle

CAD Viewer 8.0 A.25 - 10.06.2010

Number of supported Views in a single drawing increased from 32 to 128
Match F6 key shortcut to German version (Explode command)

CAD Viewer 8.0 A.24 - 08.06.2010

Fix: Explode Blocks not working. Explode Blocks -> REcusive option cuases software to hang.
- affected versions 8.0 A.21 to A.23

CAD Viewer 8.0 A.23 - 07.06.2010

Auto-rotate printer orientation option

CAD Viewer 8.0 A.22 - 15.05.2010

Fix: 3d shade for plan view initially shows blank page

CAD Viewer 8.0 A.21 - 05.05.2010

Fix: Export QA/QS Attribs in A.20 not working

CAD Viewer 8.0 A.20 - 04.05.2010

Move QA syms
Fix: Markups were not saved when user did not specifically use Save Markups and instead relied on the Save Markups question when closing the drawing
Fix: PDF documents viewed in Black/White mode, when background was toggled, caused PDF document itself to also toggle

CAD Viewer 8.0 A.19 - 19.04.2010

Fix: Quit CAD Viewer with unsaved Markup Edits does not save Markup Edits
Fix: After Save and reopen QA symbol loses link to its leader (results in leader not being automatically deleted when QA symbol is deleted)
Fix: Move User Save Markup Edits folder back under user's APPDATA folder (was being put under installed folder)

CAD Viewer 8.0 A.18 - 13.04.2010

Fix: Inquire Info on XYZ file causes the software to exit
Fix: Solid Hatch containing both a spline edge and a clockwise
      circular arc edge causes the software to exit - affected versions A.16 and A.17

CAD Viewer 8.0 A.17 - 08.04.2010

Fix: software exits when a single character string with overscore encountered

CAD Viewer 8.0 A.16 - 29.03.2010

Fix: improved handling of spline hatch edges and splines
Fix: drawing with viewports crashing

CAD Viewer 8.0 A.15 - 23.03.2010

Fix: Crash reading DWG with complex solid hatch

CAD Viewer 8.0 A.14 - 22.03.2010

Fix: software crashes when reading DXF/DWG via UNC path

CAD Viewer 8.0 A.13 - 15.03.2010

Arabic/persian fonts support

CAD Viewer 8.0 A.12 - 06.03.2010

Administrator settings able to be set in user interface
 - via Edit->Preferences->Administrator Settings
 - enable/disable Print / Copy / Copy to Clipboard
 - password protected

CAD Viewer 8.0 A.11 - 05.03.2010

Allow Disable File Save to be configured on a per user basis.
Fix: Tiff drawings with multiple pages crash CV when printed.

CAD Viewer 8.0 A.08 - 16.02.2010

Fix: Map Pens option (to those defined in DXF6.INI) not working.

CAD Viewer 8.0 A.07a - 11.02.2010

Fix: Include 'Microsoft Visual C++ 2008 Redistributable Package (x86)' in setup - otherwise dxf/dwg reading fails on systems where it is not already installed.

CAD Viewer 8.0 A.07 - 09.02.2010

Fix: Some DXF files would not open (symptom is hour glass would display for a couple of seconds, then nothing), affected version CV 8.0 A.06
Fix: Markers in DXF/DWG files originating from Arcv2CAD not read correctly
Fix: File Recover not working
 - also automatic file recovery not working, thus files with errors that may have been read sucessfully by previous CAD Viewer versions were not being read. Affected versions 6.0 A.04-06
Fix: Hebrew fonts not displaying correctly
Fix: Edit text and enter '%%c' special character would output degree symbol instead of phi symbol
Handle 'DOTS' Hatch Pattern internally (was slowing CV when very dense pattern present)

CAD Viewer 8.0 A.06 - 19.12.2009

Fix: drawing with missing layer '0' not read

CAD Viewer 8.0 A.05 - 18.12.2009

Fix: Zoom +/- factor on drawing that was loaded 1:1 causes zoom in/out continuously

CAD Viewer 8.0 A.04 - 05.12.2009

Fix: Sales email link would giving wrong subject line

CAD Viewer 8.0 A.03 - 11.11.2009

Option for user to select PDF Vector Renderer as the print method for PDF drawings (smaller and better quaility output)
Fix: print single page of multiple page PDF causes the drawing to be unable to be zoomed after the print has completed

CAD Viewer 8.0 A.02 - 06.11.2009

CAD Viewer 7.0 A.44 - 21.10.2009

CAD Viewer 7.0 A.43 - 12.10.2009

CAD Viewer 7.0 A.42 - 08.10.2009

CAD Viewer 7.0 A.40 - 04.09.2009

CAD Viewer 7.0 A.38 - 25.08.2009

Fix: Command line switch /PDF[n] (save/conversion to PDF), [n] options not operating as described in the user manual
Simplify /PDF[n] switch options.
Implement Alternate Markup Edits Save folders.
- Instructions in User Manual chapter Advanced Topics-->How to create multiple folders for Saving Markup Edits

CAD Viewer 7.0 A.36 - 29.07.2009

Fix: %%U control text was literally displaying the 'U' at the start of an underline when the underline text was 1 character long

CAD Viewer 7.0 A.35 - 24.07.2009

Drawing size limits increased from 4m --> 20m entities.
Markups in Layouts now able to be saved.
Accept commas in scale input.
Fix: Attribs attached to Insert block whose Layer is both Off and Frozen should not display even if the Attribs Layer is On.
Fix: Rotated Wipeout not rotated
Fix: QS/QA Dimension Capture not deactivated when option is unselected in QS/QA Settings
Fix: QS/QA Dimension Capture was deactivated when load a 2nd drawing
Fix: Markups not displaying on correct page in a multi-page raster image

CAD Viewer 7.0 A.33 - 26.05.2009

Visual point highlightling when selecting Measurment Calibration points from drawing.

CAD Viewer 7.0 A.32 - 25.05.2009

Fix: Edit of Markup/Measurement Text overlaid on PDF document causes PDF Document to temporarily disappear (until a redraw) - happens only when DrawOrder option is on.
Fix: Edit of Markup/Measurement Text overlaid on PDF would sometimes change pen to white

CAD Viewer 7.0 A.30 - 14.05.2009

Inquiry commands - improved points display
Added Measurement commands: Dimension, Horizontal Dimension, Vertical Dimension
Measurement commands - made snapping to existing drawing points the default mode for vector drawings.
Measurement functions moved to separate main menu
QS beta Capture dimension values
Fix: Leader arrows not being displayed
Fix: Command line print switch would print current drawing when user has CAD Viewer
window already open, instead of passed filename to print.

CAD Viewer 7.0 A.28 - 15.04.2009

Support for DRAWORDER. Note that DrawOrder is off by default as shipped. Turn on via 'Edit --> Preferences --> Advanced --> Enable DrawOrder'

CAD Viewer 7.0 A.27 - 29.03.2009

Add switch on standard exe installations to disable Markup and QA/QS trial versions availability ( /ALLOW_TRIALS=n where n=0,1)

CAD Viewer 7.0 A.26 - 26.03.2009

Allow previous major version(s) to run at the same time as current version
Add switches on standard exe installations for individual file association settings (e.g. /ASSOC_TIF=0 prevents file association to TIF)

CAD Viewer 7.0 A.25 - 25.03.2009

Fix: Shapefile reading was broken
Fix: Random text appear on drawings (caused by blank attributes)

CAD Viewer 7.0 A.24 - 25.03.2009

More work on improved error handling / automatic recovery of drawings with errors
Fix: 'Recover' command was not working
Fix: MLeaders were not being read (affected A.23 only)

CAD Viewer 7.0 A.23 - 23.03.2009

Improved error trapping.
Comprehensive error code returns from software when called by another application

CAD Viewer 7.0 A.22 - 16.03.2009

Fix: Save of PDF document with markups, put markups in wrong place
Fix: Save of Raster Image with large DPI causes non fit to page
Fix: PDF document which is rotated, and contains a raster image, raster image would print as blank
Fix: Print of PDF document with markups to a new PDF may be black
Stop very high DPI selection for raster printouts, which would otherwise take a very long time to print.

CAD Viewer 7.0 A.19a - 27.02.2009

Fix: /zq switch not working for some DWGs, not working for PDF and raster
Fix: Markup/QA menus not showing on trial version, and not activated by 'Acvitate Trial' buttons (affected version A.18)

CAD Viewer 7.0 A.18 - 22.02.2009

/zq=n command line switch zooms to location of QA/QS symbl with number 'n'

CAD Viewer 7.0 A.17 - 15.02.2009

Fix: unactivated QS trial would not activate (A.16 affected only)
Display Batch Command license status in Extensions dialog

CAD Viewer 7.0 A.16 - 13.02.2009

New setting in CADVIEWER.INI sets a fixed default line weight for PDF output
[SavePDF]
lineweight=n
where n = -1,0,1,2,3 which correspond to lineweights 0.25,0.5,1.0,2.0,4.0
comment out, or set to -99 to have CV ignore the setting
Fix: QS version crashing if drawing contains large number of attributes
Fix: Trial software was not starting with QS/Markup initially enabled

CAD Viewer 7.0 A.15 - 05.02.2009

Ship updated pcxview.dll (does not require gdiplus.dll)
Add 'Rotate' and 'Printer' options to PRINTCMD.INI
- 'Rotate' allows 90,180,270 degree rotation of drawings prior to dispatching to the printer
- 'Printer' allows the printer to be specified in PRINTCMD.INI rather than via /PR command line switch

CAD Viewer 7.0 A.14a - 02.02.2009

'Save as PDF' menu item and shortcut
' Email PDF' menu item and shortcut
Fix: missing configuration in setup causing shapefiles not to be read
Fix: trial version expiring immediately on some Vista

CAD Viewer 7.0 A.13 - 19.01.2009

Fix: XCLIP not working for copied/moved blocks.

CAD Viewer 7.0 A.12 - 12.01.2009

XCLIP support
Fix: QA attributes entered as blank, upon new QA symbol placement, causes symbol placement to be cancelled.
Fix: Anomalous display of newly added QA/Markup entities when Markup layer has been turned off

CAD Viewer 7.0 A.11 - 06.01.2009

'Export Vertices' option for Polylines / Lines / Curves / Surfaces
Fix: 'Inquire Drawing Info' when no drawings are open would cause CV to quit
Fix: Drawing with long Dimension Block name causes CV to crash
Fix: Upside Down and Upside Down Mirrored text not displaying correctly for TrueType fonts
Fix: QA/QS number becomes invisible under rare circumstance

CAD Viewer 7.0 A.10 - 01.01.2009

Fix: Hatching may be missing (7.0 A.09 only)

CAD Viewer 7.0 A.09 - 31.12.2008

Uncover measurement hatch text area as alternative option to blank text area
Fix: Measurement Area Hatch may lose its Pen color on save and retrieve
Fix: command line print causes CV to hang if file does not exist
Fix: multi-page raster document zoom to fit incorrect when markups present
Fix: zoom 1:1 image incorrect when markups present (7.0 A.08 affected only)
Fix: Black pen may display as white on PDF document

CAD Viewer 7.0 A.08 - 19.12.2008

Tidy up print of rotated drawings to PDF /and Save as Raster
Rotated raster image - SAVE to PDF (w and wo markup) - ok
Rotated raster image - PRINT to PDF (w and wo markup) - ok
Measurement - Calibrate from drawing points changed to not use 'snap to point' as default when drawing is a raster image or PDF documnet
Measurement - Store/recall settings for drawings that have had measurments added to them (Stored during Save Markup Edits, and Recalled when the user next opens the drawing)

CAD Viewer 7.0 A.07 - 27.11.2008

QA/QS attributes not recognized with PDF and Images files after save and re-open

CAD Viewer 7.0 A.06 - 25.11.2008

Ship correct measure.ini file (7.0 A.05 affected only)
Fix: Markups added to rotated PDF pages, would be saved unrotated.
Print window support for PDF documents
Print support for rotated PDF documents
Option to turn off Header Line in exported QA/QS attributes

CAD Viewer 7.0 A.05 - 23.11.2008

Text with width scaling may display at the wrong width (v 7.0 beta versions A.01 to A.04 affected only)
Specfiying a rectangle with the cursor, i.e. for copying to the clipboard, or Save Image, or Measure Rectangle, would not act correctly if the final point of the rectangle is specified by snapping to an existing point using SHIFT KEY or middle mouse button
Some grey pens not consistent with autocad
Black/White pen on PDF documents was invisible when the CV background was black
Drawings in a rotated view would add QA/QS number symbol rotated instead of horizontal
Support PDF rotation

CAD Viewer 7.0 A.01 Beta - 13 Oct 2008

Support for PDF document Viewing and Markup
Unicode text support
RGB palette support
Area and Distance Measurement tools

CAD Viewer 6.0 A.47 - 19 Oct 2008

Fix: blank printout

CAD Viewer 6.0 A.46 - 14 Oct 2008

Fix: AutoCAD Pen 255 was printing black instead of white
Fix: Text invisibility flag was being ignored

CAD Viewer 6.0 A.45b - 11 Oct 2008

Wipeout, and Markup Blank background showing current Markup Pen color, instead of the background color.
(Affected versions A.45, A.45a only)

CAD Viewer 6.0 A.45a - 10 Oct 2008

PRINTCMD.INI was shipping with section wrongly named [PrintCmd] instead of [Print]
/PCONFIG command was not storing PrintAllLayouts setting

CAD Viewer 6.0 A.45 - 7 Oct 2008

Support for Inventor DWGs
Fix cross hairs, white/black text, or lines, may become invisible after toggle screen background color. Affected versions 6.0 A.43/A.44.
Fix DWF not working
Update to open design libs 2.6.3

CAD Viewer 6.0 A.44 - 29 Sep 2008

True Color support

CAD Viewer 6.0 A.42 - 19 Sep 2008

Fix: AutoCAD 2008/2009 MTEXT would display spurious formatting characters (actually internal formatting characters, e.g. Z_P_Xqc; etc) and also the formatting that should have resulted would be lost.

CAD Viewer 6.0 A.41 - 17 Sep 2008

Fix: QS attributes would become uneditable and produce wrong Attributes Export file output. (The error occurs in the situation where 2 or more drawings are open at the same time and the drawing with QS edits are saved after switching back and forward between the 2 open drawings.)

CAD Viewer 6.0 A.40 - 09 Sep 2008

Fix: some MTEXT formatting incorrect

CAD Viewer 6.0 A.39a - 27 Aug 2008

Fix: Zoom to dot on some drawings.
Fix: Early AutoCAD drawings (e.g. Rel 10 and prior) not being read if the drawing is very small

CAD Viewer 6.0 A.38 - 24 Aug 2008

Fix: Starting CAD Viewer while it is already running leaves MUTEX copies of itself in memory
- shows as remaining processes in Task Manager even though CAD Viewer has been exitted.
- symptom is starting CAD Viewer again nothing happens, requiring the running processes to be terminated in Task Manager

CAD Viewer 6.0 A.37 - 19 Aug 2008

Command line ability to include Model Space in Print All Layouts.
- To enable use PrintAllLayouts=2 in PRINTCMD.INI
Fix: Trial may expire immediately when installed on Vista SP1

CAD Viewer 6.0 A.36 - 14 Aug 2008

Fix: Save image with overlaying Markup or QA - not saving
Fix: Save image with overlaying Markup or QA may not save with markup pen color
Fix: Pan of .BMP images (affected version A.35 only)
Fix: Print All Layouts not working for command line printing
Fix: Markup Pen may have wrong color
Fix: Print option 'Black (no Gray Shades)' may cause crash

CAD Viewer 6.0 A.35 - 8 Aug 2008

Fix display of images with rotated view perspectives

CAD Viewer 6.0 A.34a - 29 July 2008

Shipped version of dwfcore.dll may cause error message 'missing MSVCRTD.dll'. Affected version CAD Viewer 6.0 A.34. (Note: CAD Viewer will still display '6.0 A.34' rather than '6.0 A.34a'. This is because the exe has not changed, only a different dwfcore.dll has been shipped in the download. Just make sure the download install file ends '34a.exe' or '34ade.exe')

CAD Viewer 6.0 A.34 - 27 July 2008

Dynamic zoom cursor position may not stay in center of viewer window.

CAD Viewer 6.0 A.33 - 17 July 2008

Option to choose comma or semicolon as QS/QA Attributes Export separator.
Fix QA/QS attributes problem, loses numbers when saved and restored.
Fix export QA/QS Attributes may include anomalies.

CAD Viewer 6.0 A.32 - 14 July 2008

More work on UCS coordinates - display axes and coordinates in UCS coordinates.

CAD Viewer 6.0 A.31 - 12 July 2008

Fix: Introduced bug in handling of UCS in Layout viewport, may result in wrong positioning, affected version 6.0 A.30

CAD Viewer 6.0 A.30 - 8 July 2008

Fix: Command Line Zoom not taking account of USC origin

CAD Viewer 6.0 A.29 - 27 June 2008

Fix: CAD Viewer hanging when reading HPGL plot file containing unquoted message (MG command)

CAD Viewer 6.0 A.28 - 27 June 2008

Remember Touchup changes between Back/Forward
Take account of embedded TrueColor color in MTEXT
Fix: Software may hang if viewport has frozen Layers. Affected version 6.0 A.27b

CAD Viewer 6.0 A.27b - 22 June 2008

Fix: Software may crash on print selection
Vista icons
Update network server installation and client installer

CAD Viewer 6.0 A.26 - 28 April 2008

Turned on image frame in Model Space would be turned off in inserted Paperspace viewport.
Images in Model Space that are viewed in a viewport in PaperSpace would be in the wrong place or not visible.

CAD Viewer 6.0 A.25 - 26 April 2008

Fix: CAD Viewer may crash or abort when reading drawings containing Viewports, with or with the message:
"Corrupt Reference Symbol data. CAD Viewer terminating (code = 2)"
Affected versions 6.0 A.24, 6.0 A.24a.

CAD Viewer 6.0 A.24a - 22 April 2008

QA Export Attributes.
QA reload or re-edit drawing may not work (attributes not remembered)
Remember additional QA defaults.
Save drawing as Jpg was being output as grayscale instead of color
Software would quit if spline curve has large number of control points

CAD Viewer 6.0 A.22 - 8 April 2008

Fix: Open of TIF with saved QA Edits would cause the software to crash (affected versions ~ 6.0 A.09 through 6.0 A.21)
Fix: QA single digit numbers would not appear on first additions (affected version 6.0 A.21 only.)

CAD Viewer 6.0 A.21 - 7 April 2008

New: QA output keep QA num to QA parent symbol link between sessions
New: QA number will resize to fit within symbol (use QA Edit to change)
Fix MTEXT reading may occasionally cause crash (affected versions 6.0 A.12 through 6.0 A.20a)

CAD Viewer 6.0 A.20a - 28 March 2008

Fix introduced bug in 6.0 A.19, Markup text being added in White/Black instead of selected color.
Fix read back of stored QS symbols may cause crash. (Affected versions A.18 to A.20)

CAD Viewer 6.0 A.20 - 28 March 2008

Fixed: On Vista, multiple file selection would fail with error message "File not found (1), Please verify that the correct name was given".

CAD Viewer 6.0 A.19 - 27 March 2008

New: Handle MEXT inline change of color.
Fix introduced bug in A.17, tolerance/display scale incorrect on back/forward, would cause text to be replaced by a box at large scales, whereas it should only happen at small scales
Fix introduced bug in A.18, toggle TTF text button toggle may cause unpredictable behaviour
Fix some linetypes with symbols not displaying correctly (old bug going back to initial CV 5.0)

CAD Viewer 6.0 A.18 - 25 March 2008

New: Implement backwards (mirrored) display of True Type text.
New: Implement width scaling of True Type text.
New: Enter 'Extend' in the 'Licensed to' edit control to get a 14 day trial extension of the trial software. For already licensed CAD Viewer, enter 'Extend' in the 'Licensed to' edit control to get a trial extension of the CAD Viewer Markup functions.
Fixed: Some True Type text fonts were slightly the wrong height (6.0 A.16,17 only.)