monero-wallet-gui won't open / question mark appears over app icon.. monero-wallet-gui won't open / question mark appears over app icon.. r/monero

Hello,

When trying to open the miners-wallet-gui it's showing a question mark over the application icon and not opening. It's been working fine all week since downloading, I'm running a local node and it had already finished syncing etc but now won't open.. please help?