Hi Paul.  How many webbridges do you have configured?  Do you have 1 or 2?  I saw this once previously when I missconfigured the c2w URL and changed it to the right one.  There may be a cache of some sort with the old (misconfigured one) but I'm not ...

Hi. 2.5 is quite old.  Perhaps you should think of upgrading when you can.     I don't think you can take a .csr file (Certificate Signing Request) and upload that to another CMS.  I do believe CMS looks at the extension to make sure its applicable. ...