This application is about to initialize controls that might be unsafe. ...
 

I have just started getting this message in a window called Microsoft
Forms every time I run some Excel macros. It does not happen on all of
my computers. I am writing VBA code for Excel 2000 and my OS is
Windows Professional (SP-2). I'm desperate for some help with this
because I can't even open an application with a dibilitating error
message arising.

This application is about to initialize controls that might be uns
 

If you step through the code, what is the code line that generates the msg ?

" wrote:

I have just started getting this message in a window called Microsoft
Forms every time I run some Excel macros. It does not happen on all of
my computers. I am writing VBA code for Excel 2000 and my OS is
Windows Professional (SP-2). I'm desperate for some help with this
because I can't even open an application with a dibilitating error
message arising.

This application is about to initialize controls that might be uns
 

I believe the problem was that a MSCAL.OCX had not been properly
registered on a new computer. I have now done that and the security
alerts and the subsequent error message has stopped. Thank you for
your interest in this issue.