Why is patching with ioshybrid necessary?

Asked by Horst Baerbel

I always have to patch my generated iso using "isohybrid <ISO_FILE>" to make it boot from my usb stick (I use the Ubuntu start media creator to copy it to usb) or in VirtualBox. Am I doing something wrong? If this is necessary it would be nice to have an option for that in cubic...
Isohybrid info: https://wiki.syslinux.org/wiki/index.php?title=Isohybrid

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Horst Baerbel
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Cubic PPA (cubic-wizard) said :

If you create a USB using the original unmodified ISO file from Ubuntu, do you have to patch that?

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Cubic PPA (cubic-wizard) said :

...and also please share your version of Cubic?

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Horst Baerbel (horstbaerbel) said :

I've now tested with the regular ubuntu- and my own generated, unpatched iso in VirtualBox and a real machine, and both boot without using isohybrid... I'm not sure what happened earlier, but it seems to be working...
Sorry for the trouble.