You have to disable the repositories again manually.
SCO, The SCO Group, The TSG Group, Caldera Systems, and Caldera International are the various names of an American software company that became known for acquiring the Santa Cruz Operation's Server Software and Services divisions, and Unix Ware and Open Server technologies, and then, under CEO Darl Mc Bride, pursuing a series of legal battles known as the SCO-Linux controversies. Santa Cruz Operation (SCO) was a software company based in Santa Cruz, California which was best known for selling three UNIX variants for Intel x86 processors: Xenix, SCO UNIX (later known as SCO Open Server), and Unix Ware.
The company was part of the Canopy Group, but became independent in March 2005, after the settlement of a lawsuit between the Noorda family and a chairman of the group, Ralph Yarro, also former CEO of the Canopy Group. operating assets and intellectual property rights after having been approved by the bankruptcy court in Delaware. In his book The Art of Unix Programming, Eric Raymond calls SCO the "first UNIX company".
Its main product was Caldera Network Desktop, a Linux distribution mainly targeted at business customers and containing some proprietary additions. later purchased The Linux Support Team Software Gmb H and its LST Linux distribution.
LST was made the basis of their following product Caldera Open Linux. inherited a lawsuit against Microsoft when it purchased DR-DOS from Novell in 1996.
These claims provoked outrage among Linux users, who denied that Linux had copied SCO's intellectual property.