i think i need some Help with the config.plist list then it'll be successful!

im trying to install MACOS 10.15 catalina i fixed many problems alone but i finally decided to ask for some help

so im getting the error that basically says

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This version of Mac OS X is not supported on this platform!

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Reason: Iloveapple

Sleeping for 30 seconds before exiting...

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i think i need some arguments that i have to put in a confing.plist list

but i cant seem to fix it and i dont know why maybe im doing something wrong?