[quote="Patrick"]Windows does a certificate revocation check to verify the digital signature of Dexpot64.exe, which apparently takes 20 seconds, probably because of a network timeout.[/quote]
Strangely, a connection request was not (Comodo Firewall), I disabled the firewall and on the third attempt the program started normally. Big thanks :)

:dex:

[quote="Skif_off"]Why is this happening?[/quote]
Windows does a certificate revocation check to verify the digital signature of Dexpot64.exe, which apparently takes 20 seconds, probably because of a network timeout. Maybe it's being blocked by a firewall or something?

Unfortunately my English is bad, in a few words:
Windows 7 x64, AMD Radeon HD6850 & Catalyst 13.4, start with /debug:
1.6.9 Build 2285:
22:18:48> Windowsversion: NT 6.1.7601 Service Pack 1
[b]22:18:48[/b]> Starte Dexpot...
22:18:48> Kommandozeilenparameter: /debug
22:18:48> Portable!
22:18:48> ElevationType 3
22:18:48> Letztes geladenes Profil:
22:18:48> Lade Hauptmenu...
22:18:49> >>> Dexpot 1.6.9 Build 2285 gestartet am 09-18-2013.
22:18:49> Screen 1: 1280x1024 at (0,0) work area 1280x994 at (0,0) primary
22:18:49> Lade WechselAusnahmen aus C:\Utilities\..\Dexpot\wechsel.ini.
22:18:49> Lade Sprache fur frmTaskleiste.
22:18:49> Desktop Folder: C:\Users\[User]\Desktop
22:18:49> Speichere Profil C:\Utilities\..\Dexpot\profile\Standard.dxp.
22:18:49> Desktop Folder: C:\Users\[User]\Desktop
22:18:49> Warte auf Dexpot64...
[b]22:18:49[/b]> Dexpot64 gestartet.

1.6.10 Build 2369:
22:17:09> Windowsversion: NT 6.1.7601 Service Pack 1
[b]22:17:09[/b]> Starte Dexpot...
22:17:09> Kommandozeilenparameter: /debug
22:17:09> Portable!
22:17:09> ElevationType 3
22:17:09> Letztes geladenes Profil:
22:17:09> Lade Hauptmenu...
22:17:09> >>> Dexpot 1.6.10 Build 2369 gestartet am 09-18-2013.
22:17:09> Screen 1: 1280x1024 at (0,0) work area 1280x994 at (0,0) primary
22:17:09> DPI Scaling: 100%
22:17:09> Lade WechselAusnahmen aus C:\Utilities\..\Dexpot\wechsel.ini.
22:17:09> Lade Sprache fur frmTaskleiste.
22:17:09> Desktop Folder: C:\Users\[User]\Desktop
22:17:09> Speichere Profil C:\Utilities\..\Dexpot\profile\Standard.dxp.
22:17:09> Composition enabled: 1
[b]22:17:[color=#FF0000]09[/color][/b]> Desktop Folder: C:\Users\[User]\Desktop
[b]22:17:[color=#FF0000]29[/color][/b]> Warte auf Dexpot64...
[b]22:17:29[/b]> Dexpot64 gestartet.

1.6.10 Build 2369, UAC off:
22:41:00> Windowsversion: NT 6.1.7601 Service Pack 1
[b]22:41:00[/b]> Starte Dexpot...
22:41:00> Kommandozeilenparameter: /debug
22:41:00> Portable!
22:41:00> ElevationType 1
22:41:00> Letztes geladenes Profil:
22:41:00> Lade Hauptmenu...
22:41:01> >>> Dexpot 1.6.10 Build 2369 gestartet am 09-18-2013.
22:41:01> Screen 1: 1280x1024 at (0,0) work area 1280x994 at (0,0) primary
22:41:01> DPI Scaling: 100%
22:41:01> Lade WechselAusnahmen aus C:\Utilities\..\Dexpot\wechsel.ini.
22:41:01> Lade Sprache fur frmTaskleiste.
22:41:01> Desktop Folder: C:\Users\[User]\Desktop
22:41:01> Speichere Profil C:\Utilities\..\Dexpot\profile\Standard.dxp.
22:41:01> Composition enabled: 1
22:41:01> Desktop Folder: C:\Users\[User]\Desktop
22:41:01> Warte auf Dexpot64...
[b]22:41:01[/b]> Dexpot64 gestartet.

Why is this happening?