Checking data type instead of assuming it is derived from Data and raising exception if it's not. Solves Cortex issue 11.
Checking data type instead of assuming it is derived from Data and raising exception if it's not.
Solves Cortex issue 11.

tectronics/cortex-vfx,Alwnikrotikz/cortex-vfx,tectronics/cortex-vfx,AlanZatarain/cortex-vfx,tectronics/cortex-vfx,Alwnikrotikz/cortex-vfx,AlanZatarain/cortex-vfx,Alwnikrotikz/cortex-vfx,AlanZatarain/cortex-vfx