Sometimes, your FileMaker application installation gets confused or corrupted where it may exhibit strange behavior. Symptoms might include the Script Workspace, Manage Security, or Manage Layouts windows showing up as blank.
Sometimes, your FileMaker application installation gets confused or corrupted where it may exhibit strange behavior. Symptoms might include the Script Workspace, Manage Security, or Manage Layouts windows showing up as blank. FileMaker seems sensitive to the upgrade to macOS Mojave where we have seen this happen more often. Here we have a quick solution. First, “Have you tried turning it on and off again?”. This is always a good troubleshooting first step in any environment. Sometimes quitting the app and opening it again is enough. If not, restart your computer and see if the problem goes away.
URL https://luminfire.com/2019/01/10/troubleshooting-filemaker-application-issues/