The problem was solved by reinstalling Adobe Reader.
error when opening the program System.Runtime.InteropServices.COMException (0x80040154): Класс не зарегистрирован (Исключение из HRESULT: 0x80040154 (REGDB_E_CLASSNOTREG)) в System.Windows.Forms.UnsafeNativeMethods.CoCreateInstance(Guid& clsid, Object punkOuter, Int32 context, Guid& iid) в System.Windows.Forms.AxHost.CreateWithoutLicense(Guid clsid) в System.Windows.Forms.AxHost.CreateWithLicense(String license, Guid clsid) в System.Windows.Forms.AxHost.CreateInstanceCore(Guid clsid) в System.Windows.Forms.AxHost.CreateInstance()...