Can someone tell me how I undo TeeChart v8 installation (which has failed) and get back to a standard BC6 TChart.

I have run the uninstall but I now get a link error when I drop a TChart on a form: [Linker Error] Unable to open file 'TEERESOU.RES'

Do I have to re-install BC6?

HELP PLEASE I have just installed Teechart v8 for BC6 using the auto installer. I now get the following errors when I run BC6: First.. Can't load package ..TeeChart Standard 804 for ..DclTee8C6.bpl Cannot load package Tee8C6. it contains "Teeconst" which is also contained in package tee60. Then.. Th...