For security and functionality reasons, TaxCalc have upgraded some of the components used in the program. In a small number of cases the graphics drivers used on some machines can cause unexpected issues, and one of the following errors may occur when installing, updating or running the software:
To correct this error an entry needs to be made in the TaxCalc specific part of the registry, to configure the way your computer uses the OpenGL component for TaxCalc.
There are three ways to make this change,
Please Note: if the tool cannot be downloaded or run as above, then users may need to choose one of the other options to reset the registry values.
Please Note: The values can be 0 (Use software rendering), 1 (Use angle rendering mode) or 2 (Enable 3D acceleration). If one value does not work, try the other options until you find the one best suited to your environment.
In some cases there will be no key to edit. In this case it is best to go to the Download and apply the registry file directly option below and insert the key directly from a reg file as provided.
Below are keys to cover all 3 Open GL modes. The option for Enable 3D acceleration is most likely to resolve the issue for the majority of users.
In order to apply the registry setting, download the relevant file and run it. You will be asked to confirm and apply the update. Once complete, TaxCalc should work as expected.
Important: In some cases the browser will open the file and display some text on screen instead of downloading it. if this happens right hand click on the link and save as or save link as.
if TaxCalc still doesn't work, try the other registry options above until you find the one that resolves the issue in your environment.
Please Note: Some computers may have security options set to disallow the download of reg files. If this is the case, please contact TaxCalc Support for further assistance. If you are unclear how to apply the resolution or amend your registry, contact your office administrator or IT technician before trying to make any changes.