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Category Archives: Solutions
“Install %OS%.app does not appear to be a valid OS installer application” (createinstallmedia error)
If you’re trying to create a bootable installer for an older macOS version (like El Capitan) with createinstallmedia, and it fails with a “does not appear to be a valid OS installer” error, quite possible the actual problem is that … Continue reading
“MagickWand shared library not found” on uwsgi
If you’re getting this error while deploying a Python app on uwsgi: MagickWand shared library not found. You probably had not installed ImageMagick library. Try to install: apt-get install libmagickwand-dev It may not be what it seems: Wand’s load_library() function … Continue reading
Kerio Connect server connection errors after upgrading to version 9.2.6
Kerio Connect 9.2.6 introduced a limit for a number of simultaneous connections from a single IP address, which is — by default — set to 100 per protocol. If more than a hundred of users start using Kerio Connect from … Continue reading
Where does the AppStore version of DaVinci Resolve Studio 12 store its projects?
Make sure to make regular backups of this folder:
Windows not detecting unallocated space after extending virtual disk
You’ve extended a virtual disk in Vmware or Proxmox for a Windows virtual machine, but the disk appears the same size in Disk Management?
XQuartz.pkg stalls at “verifying” in El Capitan
I don’t know why OS X El Capitan sometimes fails to verify XQuartz 2.7.9 package (the process just gets stuck despite “Allow apps downloaded from anywhere” on “Enabled”). What I know, however, is that you can still install it via Terminal as easy … Continue reading
Resuming link between Apogee Duet and keyboard volume controls
Oftentimes when I wake up my MBP from sleep mode or reconnect the Thunderbolt hub, Apogee Duet stops responding to keyboard sound volume controls. When it happens, I can still change Duet’s volume from Maestro or Audio MIDI Setup.app, just not using the keyboard … Continue reading
Fix Color Picker in TextMate 2 under OS X Mavericks
To fix the Color Picker of TextMate 2 under OS X Mavericks (10.9), do the following: open ~/Library/Application Support/TextMate/Managed/Bundles/Bundle Support.tmbundle/Support/shared/lib/ui.rb, near lines 74-75 replace “AppleScript Runner” with “System Events”. That’s it.
Xcode 4.6 stalls at “Creating universal binary” in OS X 10.9
If you’ve just upgraded to OS X 10.9 “Mavericks”, but chose to stay with good ol’ Xcode 4.6.3, it may stall at “Creating universal binary” when building projects.
Forcing ReadyNAS to update via SSH when all else fails
One of our ReadyNAS Pro 6 refused to update its firmware (called RAIDiator) to 4.2.24 (the latest as of writing) no matter how I tried. Neither local or automatic updates had any success; reinstalling the OS through the boot menu … Continue reading