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Avalara Help Center

How do I resolve 'Unhandled exception has occurred in a component in your application' in QuickBooks Desktop?


You are trying to access the AvaTax configuration but receive error

"Unhandled exception has occurred in a component in your application. If you click Continue, the application will ignore this error and attempt to continue.  

Object reference not set to an instance of an object."


QuickBooks Desktop


  • Ensure Full Control is given to the Avalara folder for Users and the Trusted Installer. Your network administrator will be able to assist.  
    • Go to C: Drive > Program Files (x86) 
    • Locate Avalara folder
    • Right click on the Avalara folder name click 'Properties'
    • Click 'Security' tab
    • Click 'Edit' to change permissions 
      • Under Group or User names locate 'Users' and 'Trusted Installer'
        • Check Allow for 'Full Control' (both 'Users' and 'Trusted Installer')
        • Click Apply
        • Click Ok
      • Click Ok