Mouse pointer disappears just after clicking on the "Clone formatting" toolbar icon.
Confirmed with Beta1 x86 under Windows XP Pro x86 SP3
Confirmed with 5.0 x64 Beta1 under Windows 7 Pro x64 SP1, so this is not an x86 only problem. Changed Hardware to All.
In view view, same root cause that bug 91996.
This is older, but I'll choose to keep bug 91740 alive. *** This bug has been marked as a duplicate of bug 91740 ***