No, it was maximized...I assumed that the function would work with the window
in any state; I just modified it so that it changes the state to "Normal"
before attempting to lock it.

BTW, is it possible to do the same thing with the application window (as
opposed to the workbook)?

"JE McGimpsey" wrote:

Is the workbook protected?

In article ,
quartz wrote:

Any ideas? I get the same error when running either from the VBE or from the
worksheet.