cFosSpeed driver not loaded

Driver not loaded.

Reinstalling cFosSpeed fix the problem but it reapper at startup from time to time.

Code:

131511~945 driver cfosspeed$d open failed, error 2; further outputs suppressed
131511~967 registry 'SYSTEM\CurrentControlSet\Services\cfosspeed': dont_load=0, ImagePath='\SystemRoot\system32\DRIVERS\cfosspeed6.sys', Start=system, DeleteFlag not set
131511~967 driver 'C:\WINDOWS\system32\drivers\cfosspeed6.sys' exists, size 2,028,336, hash d0c8c1cc23d98b5a842e7ab371dacfed
131511~967 cfosspeed service: status stopped, win32 exit code 31
131700-165 srv: HandlerEx 0xe
131700-165 srv: session change: session logon
131905'434 ------ cFosSpeed (x64) daemon v11.04.2440 starting ------
131905'434 OS: Windows 10 Home Multiprocessor Free (x64) (4 procs) v10.00.18363 Home, LangId 0410
131905'434 System ANSI CP=1252;  Thread ANSI CP=1252.
131905'651 User is member of admin group; does NOT have full admin rights
131905'651 user data dir: "C:\Users\Ale\AppData\Local\cFos\cFosSpeed"
131905'651 vm=0, geoid=118, tablet=0, laptop=1
131908'376 oem_show_letter=1
131908'446 Driver non caricato!
131908'446 L'installazione potrebbe essere corrotta.
131908'446 Per favore reinstalla cFosSpeed.
131908'446
131908'446 Error: speed: cFosSpeed (x64) v11.04.2440 loading
131908'446 speed: stopped due to dont_load
131908'446 131331.042
131908'446 131331.042
131908'446 131331.042 ----------------------------------------------------------------
131908'446 131331.042
132239-713 srv: HandlerEx 0xe
132239-713 srv: session change: session lock
133229-898 srv: HandlerEx 0xe
133229-898 srv: session change: session unlock
133656-559 srv: HandlerEx 0xe
133656-559 srv: session change: session lock
134529-553 srv: HandlerEx 0xe
134529-553 srv: session change: session unlock