Updated LRC to V.11 and updated catalogue and now missing catalogue files and preset

Hi All,

i recently updated my Lightroom Classic to the latest version. then upon openinmg it i was asked to update my catalogue to v10-v11, which i also did. However once i opened LRC my presets are no longer there and the catalogue is saying "files cant be found".

Really need help, io spent months working on these presets