Problem

While trying to create an application link from JIRA to Confluence or Confluence to JIRA, application link dialog keeps loading. The Application is not created correctly and will not work

You will not be able to move ahead and the screen will appear as below .

Cause

This happens because the proxy parameters are not specified in the server.xml

Resolution

Specify the below parameters in the server.xml of the application you are facing this issue

scheme="https" proxyName="confluence.example.com" proxyPort="443"

<Connector acceptCount="100" connectionTimeout="20000" disableUploadTimeout="true" enableLookups="false" 
        maxHttpHeaderSize="8192" maxThreads="150" minSpareThreads="25" port="8080"
        protocol="HTTP/1.1" redirectPort="8443" useBodyEncodingForURI="true"
        scheme="https" proxyName="jira.example.com" proxyPort="443" secure="true"/>