Hi Has anyone seen this error before. I'm compiling on nt4 with ms visual C++ 5/6 The method that i call: int X509CTX_verify_callback(int ok, X509_STORE_CTX *ctx) {;} The Call: SSL_CTX_set_verify(ctx, SSL_VERIFY_PEER| SSL_VERIFY_FAIL_IF_NO_PEER_CERT, X509CTX_verify_callback); The Error: SSLClient.cpp G:\Program Files\PhoneCard\SSLClient.cpp(599) : error C2664: 'SSL_CTX_set_verify' : cannot convert parameter 3 from 'int (int,struct x509_store_ctx_st *)' to 'int (__cdecl *)(int,struct x509_store_ctx_st *)' Thanx robert ______________________________________________________________________ OpenSSL Project http://www.openssl.org User Support Mailing List [EMAIL PROTECTED] Automated List Manager [EMAIL PROTECTED]