corrupted registry - what symptoms are there

could anyone share ideas?

 

1 – You get such message ‘can not find x.dll or locate x file’ while open a program which had performed very well before.
2 – You are reported this message ‘can not find the imbedded component in server or search the OLE control’.
3 – You reach this message ‘can not find the correlative program’ after you click a file, even you has already installed correct program.
4 – There are strange files or folders in windows explorer, for example, no icon or strange icon.
5 – The control panel option in start menu becomes disabled.
6 – You can not connect internet or the connection option can not be shown in network connections menu.
7 – A device does not work normally or can not be shown in device manager.
8 – Windows fails to startup, just only run in safety mode.
9 – Windows throw a message like ‘registry has been damaged’.
10 – The registry scanner does be run while windows startup and report that a corrupted registry need to backup, then restart windows. You need to repeat this several times so as to start operation system normally.