Thank you all for the help! @Gordon, You are right, I accidentaly put the APR library version, it is proton 0.9.
@Andrew, I am not using Cyrus, but I found the issue with the help of a friend. We discovered that the problem was with the anonymous mechanism, we just disabled the authentication on the server and it works fine now. -- View this message in context: http://qpid.2158936.n2.nabble.com/Proton-c-connect-to-topic-on-Apache-Apollo-server-tp7625612p7625909.html Sent from the Apache Qpid Proton mailing list archive at Nabble.com.