If C-Pen software crashes due to “Unexpected error” or “Object reference not set to an instance of an object” it most likely depend on lack of/wrong versions of one or more of the three 3 Windows dependencies the software rely on. These three dependencies are C++ Redistributables 2005, 2008, and 2010.
To resolve the problem, it´s recommended to manually download and install all three.
Download url’s to Windows dependencies: C-PEN redists
The zip file contains three redists:
If installation of the redistributables fails or C-Pen Core consistently crashes with same error message, try to enable installation logging and retrieve and send the installation log file to [email protected]
Windows 7 | 8:
To enable and collect the Windows 7/8 Installer logs, download Microsoft Fix it 20095 and run it. This Fix it is for Windows 8 and Windows 7 users only.
For more details see: https://support.microsoft.com/
List of installer error codes: http://support2.microsoft.com/kb/290158
To enable and collect the Windows XP Installer logs, download Microsoft Fix it 50380 and run it. This Fix it is for Windows XP only.
For more details see: http://support2.microsoft.com/kb/223300
To retrieve log files go to the temp folder: write %temp% in File Explorer address field and locate the appropriate log file (search by time stamp).
C-PEN Core software (MAC OSX)
User guide: User guide (C-PEN Core for TS1)
Software downloads for discontinued products (Windows & MAC)
C-Pen 20 + 3.0:
How to get rid of the click sound (MAC)
Normal procedure to deactivate the click sound is to go to System PreferencesC-PEN Core settings and uncheck the Sound on checkbox.
See video for details.
If that for any reason fails, please go to LibraryInput Methods where you will find CPenCore.app (see this video about how to locate Library folder).
Open CPenCore.app‘s preferences and Show Package Content.
Delete the two (2) .wav files.
Reboot the computer.
See the video for details.
Check you Windows system
This article refers to computer connected (USB) C-PEN models.
To check your Windows system…
(Click on images to enlarge)
How to make a clean reinstall of C-PEN Core
To make a clean re-install of C-PEN Core software, these steps are required:
Note that AppData folder may be hidden. See Microsoft support about how to make it visible.
C-Pen 3.0 User Guides
How to scan
If you repeatedly get “scan failed” it may be caused by a number of things.
Once you get it right once it is pretty easy but pay attention to the following:
Check the video for a good visual.
C-PEN 20 / 3.0 / 3.5 / TS1 user guide for MAC
C-PEN TS1 / 20 / 3.0 / 3.5 user guide (Windows)
These user guides apply also for C-PEN 20 / 3.0 /3.5