This article applies to all versions of Appian. If this is regarding a cloud site, please contact Appian Technical Support for generating the packet capture.Ĭertificate Request, Server Hello Done > Secure Sockets Layer > Handshake Protocol: Certificate Request > Distinguished Names Generate a packet capture by running the following:.This includes the requested URL and a variety of different HTTP headers, including the host, user-agent and several others. The image above shows the structure of an HTTP request in Wireshark. To determine the list of certificate authorities the server is expecting: Wireshark reassembles all of the actual data packets containing a particular webpage and displays it within the packet labeled as the HTTP response. Add the client certificate to the server's list of trusted certificate authorities.Upload a valid client certificate to the Admin Console.Opening the packet capture in Wireshark shows the following: Client Key Exchange > Handshake Protocol: Certificate > Certificate Length=0Īppian is unable to find a certificate from the Admin Console that satisfies the customer's list of trusted certificate authorities. It will find every URL that appears in your PCAP. Go to Display then click on URLs (W3C) under the HTTP options.
When using the HTTP Query node in a process model, the node fails and the following error is shown in the application server log: INFO (Appian Work Item - 39 - ProcessExec01 : UnattendedJavaActivityRequest) 14:33:22,586 ERROR .function.HttpFunction - ConnectorRuntimeException ĭuring the client key exchange, the certificate length is 0. Take note of several URLs in your PCAP file.
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