: Navigate to C:\Windows\SysWOW64 (for 64-bit systems) or C:\Windows\System32 , find SYNSOACC.dll , right-click it, and ensure "ALL APPLICATION PACKAGES" and your user account have "Full Control" in the Security tab.
synsoacc.dll typically resides in C:\Program Files\Windows Live\Sync\ or C:\Windows\System32\ . If the file’s permissions are altered (e.g., after a malware cleanup or manual changes), the protected object server refuses to load it. : Navigate to C:\Windows\SysWOW64 (for 64-bit systems) or
To resolve the "an error has been signaled by the protected object server file synsoacc.dll" error, try the following solutions: SYNSOACC.DLL not found
w32tm /resync net time \\yourdomaincontroller /set : Navigate to C:\Windows\SysWOW64 (for 64-bit systems) or
If the file exists but isn't working, the built-in maintenance tool can often reset the link. Cubase 7.10 won't load, SYNSOACC.DLL not found