virtualbox hangs on cut-paste of instance name into file name

[Simon Duvall]

steps to reproduce:

1. create a new virtual machine
2. when prompted for instance name, enter name, highlight and do a Ctrl+C to copy
3. go through screens until reaching create new virtual drive
4. type in a drive letter with colon to jump to that drive
5. do ctrl+v to paste in instance name
6. virtualbox hangs

defect environment:

• windows xp w/ sp3 and all updates
  
• member of domain
  
• networked drives
  

notes:
just upgraded to 4.0.8 from 4.0.7. first virtual machine created after upgrade.

no relevant VBox.log file

[Frank Mehnert]

Duplicate of #4491. Known problem, fix quite invasive, therefore available not before the next new major release.