marioan

Thank you Jkoplo for your reply I have made some trials just to understand what's happen. With 'single file' option the libplctag.NativeImport does not write/rewrite plctag.dll, this should happen every...

Yes Write somewhere (in text file format, for example .txt) which is the application path (That is the same where to find plctag.dll) would be nice to have. Thank you...

Jkoplo I was able to run my application with the 'single file' option. 1-create a new libplctag.NativeImport dll with static private bool _forceExtractLibrary = false; and static private bool libraryAlreadyInitialized...

could be that the problem is inside LibraryExtractor.Init(ForceExtractLibrary); ? Never return from this call because an internal error!