CertMgr Errors

143   Busy executing current method.
144   No certificate selected.
221   Cannot acquire CSP.
222   Cannot generate key.
270   Cannot load specified security library.
271   Cannot open certificate store.
272   Cannot find specified certificate.
274   Cannot get certificate chain.
275   Cannot verify certificate chain.
279   Error enumerating certificate stores.
280   The certificate could not be decoded.
281   Cannot find security provider.
282   Cannot add certificate to store.
283   The certificate could not be encoded.
285   Cannot create certificate signing request.
286   Cannot acquire Issuer private key.
287   Cannot delete certificate.
288   Cannot export certificate.