Technical Support
The most common cause of transmission problems is firewall software.
Temporarily disabling you firewall software can often solve the problem.
Occasionally there are changes made to the HMRC systems that cause incompatibilities with the version of the software that you have.
Downloading the latest version of our software will generally solve such problems.
Click on the link below to download the latest version.
There is no need to uninstall or re-enter unlock codes and tha data you have already entered will be preserved.
If you are having problems with a return with multiple captial gains pages download the latest version of the software.
There is no need to uninstall or re-enter unlock codes and tha data you have already entered will be preserved.
If you are getting an error 3000 on an SA800 remove the telephone number from box 9.1