: The tool often fails on newer versions of Java, such as Java 8 Update 281 and later . It was originally designed to run on much older versions, such as Java 7 . Solutions and Workarounds
The primary hurdle for v2.5.1 on Windows 10 is that it relies on older Java specifications that modern Java Runtime Environments (JRE) no longer support. Ubiquiti Community "A Java Exception Has Occurred" ubnt discovery tool v2.5.1 and java on windows 10
Once the correct Java version is installed: Guide: Using UBNT Discovery Tool v2