[17:53:28] <vinaykns> what does this error statement means Failed to authenticate __system@local with mechanism MONGODB-CR: AuthenticationFailed key mismatch
[17:53:40] <vinaykns> in the master node of the mongodb cluster
[17:54:39] <vinaykns> it's a bit urgent...any thoughts would be appreciated
[18:14:33] <macwinner> how often does the PDF format get updated either by standard or by vendor specific features? like does Adobe constant add features to PDF?