Installation

The downloaded installer may refuse to start on Windows 11 Pro

On some Windows PCs the toolbar icons appear as boxes or squares after installation.

If the software installation failed on Windows or macOS, here's what to do.

[B0011] User “ ” lacks sufficient permission to run Synfire Pro . It is required that you are a member of the “admin” group, or have the software installed specifically for . The program will exit now.

Unhandled exception: Permission denied ("/Library/Application Support/ Harmony Navigator 2/Updates/setup.db.temp)

Occasionally an anti-virus utility reports a false alarm on Windows, when installing Synfire.

You may see a message warning you that the downloaded package "is not from an identified developer". If you downloaded directly from the Cognitone site, you can safely ignore this message.

If you encounter the error message "Initialization Error. Code -7" on Windows, this may indicate a conflict with some security or defense utility.

This message indicates that one or more folders on your Mac have restrictive permissions that hinder Synfire from looking up system information.

A message shows up "You can't open the application because it may be damaged or incomplete" when starting HN2 or Synfire Pro on a Mac.

This message points to another (possibly crashed) instance of the program still running invisibly in the background. Please open the Windows task manager and terminate HN.exe (or SynfirePro.exe). This should free up (...)

This strange behavior was observed in conjunction with certain versions of the software "Spyware Doctor", which doesn't seem to like the MIDI drivers being installed. Please disable or uninstall Spyware Doctor while (...)

Problems installing a Cognitone product (earlier than HN2 version 2.5 or Synfire Pro version 1.5 only) on your Mac (solution applies to error messages "The MIDI subsystem configuration failed" and "Please make sure Macintosh HD can be written to by the current user").

If for any reason you are unable to run and complete a downloaded installer (SETUP), or want to make sure the software and all its components are removed, please follow these instructions.

This message points to another (possibly crashed) instance of the program still running invisibly in the background. Please open the Windows task manager and terminate HN.exe (or SynfirePro.exe). This should free up (...)