title: Error when trying to run a Play Scala app with sbt after fresh install on Catalina: "Error loading JNotify watch service: null"
body: <p>After moving to Catalina and re-installing everything, no way to run my Play Scala app.</p>
  
  <p>After doing <code>sbt</code> then <code>run</code>, I get this error: </p>
  
  <pre><code>[warn] Error loading JNotify watch service: null
  </code></pre>
  
  <p>Everything was installed with brew from this brewfile (I didn't paste the complete file): </p>
  
  <pre><code>tap "AdoptOpenJDK/openjdk"
  
  # Mac apps
  cask "adoptopenjdk8"
  
  brew "sbt@0.13"
  brew "jenv"
  </code></pre>
  
  <p><strong>Java version:</strong> </p>
  
  <pre><code>openjdk version "1.8.0_242"
  OpenJDK Runtime Environment (AdoptOpenJDK)(build 1.8.0_242-b08)
  OpenJDK 64-Bit Server VM (AdoptOpenJDK)(build 25.242-b08, mixed mode)
  </code></pre>
  
  <p><strong>sbt:</strong> 0.13.18
  <strong>play:</strong> 2.6.20
  <strong>os x:</strong> 10.15.3 (19D76)</p>