and again a new version ^^
this update includes:
- added + and - operator for eventHandlers
- changed return type of file_length from double to int
- changed return type of file_load from IntPtr to String

here's the link :

AcknexWrapper_8_0_3_2__2_1_4.zip

get the C# wrapper:
for A7.85.4 and A8.30.4, Version 2.3.9
at http://acknexwrapper2.matthias-auer.net/ or visit the thread