When Norton is enabled and active, a Sandboxie Firefox will not display - the process starts but does not display in the GUI. Norton is somehow blocking Firefox from opening on the screen when it is run inside the Sandboxie software. This has gone without a solution for months - see case [Removed]
FF 41.02 to 43.0 || NIS 22.5.4.24 || SBIE 5.06 || Vista HP SP2
[Admin Edit: Masking case ID to conform with the Participation Guidelines and Terms of Service]