1-Go to control panel select add/remove and install Proteus
2-Go to program files and erase the folder Labcenter Electronics
3-go to Run and run regedit
4-delet the file SOFTWARE/LABCENTER ELECTRONIC
5-Run Cclenner ( you can download from www.ccleaner.com) select the Register option. This will clean the last traces of Proteus installation.
 6-Install  setup76sp4.exe
7-Run the Fix.exe -*** warning *** you have to re direct the local of installation to:
programfiles/labcenter electronics/Proteus7Professional/MODELS
>> the location for the shortcut does not care
8-Run the patch and enjoy.
It works for me. And more The file DIODE08 works fine now. The doorbell for pic16 also works.


From Sonsivri
