password exist only at one spot, the ultravnc.ini file. ( reg settings are not longer used)
-reset: remove ultravnc.ini
-copy: You can copy files between systems. A xp ultravnc.ini is the same as the win7 version.
If you have working xp, first test by copying this file to win7
Works after changing but not after reboot "authentication failed"
This indicate that something goes wrong while saving the file, usual this is the case when the desktop user is a domain user.
Running as service, vnc has the System credentials and try to impersonate the desktop user. This fail if the the local system
can't impersonate him. Fom Vista "program files" is a secure location protected by UAC. THis is great to protect the ini file,
but not so easy the save to it, if uac elevation fail we can't write to the file.
+logon as local admin
+use the uvnc_settings.exe ini editor
-stop the service and start winvnc manual ( winvnc now run as desktop user, so we don't need to impersonate)
-copy from another system
-copy winvnc.exe to a "full access" folder and do the changes in this folder, after that copy the file back to the secure