With EE2, Zoo Visitor was easy to install. the lack of documentation makes it very difficult to install Visitor on EE3. Here the copy of the screen installer.[![enter image description here][1]][1] Without the documentation I can't understand this error message: [![enter image description here][2]][2] > An anonymous Guest member does not exist or is not linked with Visitor, go to the Visitor settings and select a member you want to use as anonymous Guest member. I don't understand this error message too, because Visitor has created and anonymous Guest member.[![error message about the anonymous Guest Member][3]][3] If I click on install this messager error appears: [![enter image description here][4]][4] The settings options is not working. Does someone already has ever encountered these problems? > **Updated Question with theses errror screenshots** **Here more details about error message when i click on install, I tried to manually one by one each step, but But I can not do it.** The error screenshots under the Expcetion Caught mesage [![error message 1][5]][5] [![error message 2][6]][6] [1]: https://i.sstatic.net/2DsCn.png [2]: https://i.sstatic.net/3F9nH.png [3]: https://i.sstatic.net/gwOWB.png [4]: https://i.sstatic.net/zJMUx.png [5]: https://i.sstatic.net/dyrNL.png [6]: https://i.sstatic.net/lciec.png