Invalid access to memory

I get this error trying to open any of my connections. Windows 7 x64.

WinSCP 5.10

Error message:
Invalid access to memory.

Stack trace:
(0056EBC8)
(0089C602)
(0089E66A)
(0089B424)
(000624F6) ntdll.dll
(0000F13E) ntdll.dll.KiUserExceptionDispatcher
(005AF7BA)
(005AB2EB)
(005A6BAE)
(005A7254)
Connection failed.

Status: unknown_rel_addr

Resolved in version 5.10.0.7547.