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Applicable Applications

  • Cloud (only up to version 2.3.12)
  • Wrapper (only up to version 2.3.12)
  • Downloader (only up to version 1.2.1)


Code Block
Exception in thread "main" java.lang.NoSuchFieldException: modifiers
at java.base/java.lang.Class.getDeclaredField(


You are using a newer version of Java than supported. Up until the versions listed in the applicable applications section, CaveCloud only supports official Oracle Java 1.8.

How to fix


Recommended: Update your CaveCloud application to the latest version in order to run it with a newer Java version.

Alternatively you can downgrade your Java Version to Oracle 1.8.x