OCCAR News 23. June 2015 Final interoperability event in the ESSOR Programme: Far more than a technical milestone Following the first and the second successful Interoperability Functional Qualification Reviews (FQRs), a final interoperability event was conducted 23 - 25 June 2015 in Gdynia (Poland). 17. December 2014 First successful interoperability qualification testing in the ESSOR Programme The first Interoperability Functional Qualification Review (FQR) of the ESSOR Programme was successfully conducted on 17 and 18 December 2014 in Gdynia (Poland).