what operating system are you trying to install on?
2008 will not install on win7 or win8
Resolution for 'compter issue: 'My License Key is not working, I want to install Pro2008 on my compter.' available: Yes.
The compter issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the compter issue yourself by looking for a resolution described in the article. If it is a complex compter issue or you are unable to solve the issue, you may contact us by clicking here or by using other compter support options.
For more information about resolving issues related to compter in Quickbooks/QBO or to get support for the issue 'My License Key is not working, I want to install Pro2008 on my compter.', click the link below: