You can fix this problem as follows:

Open your TechPref.ini file located in your InstText\Settings folder with Notepad.

In the Chartnet section, suppress the line with "CopyPasteLevel =0"
and restart IT7 and the problem should be gone:

;==============================================================================
; C H A R T N E T
;==============================================================================

[MTRANS.EXE::TFormWPTool]

ProductLabel ="ChartNet"

[MTCLIENT.exe]

CopyPasteLevel =0 <-- Suppress this line