Legacy Knowledge Base
Published Sep. 10, 2025

Known issue: Error "Invalid version number: Version number may be negative or greater than 255" when starting up Liferay 6.2 using jdk 8u261 or later

Written By

Aaron Wang

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Issue

  • The following error was reported when starting up Liferay Portal 6.2 using jdk 8u261 or later
Oct 19, 2020 3:02:57 AM org.apache.catalina.core.ApplicationDispatcher invoke
SEVERE: Servlet.service() for servlet Friendly URL Servlet - Public threw exception
java.lang.IllegalArgumentException: Invalid version number: Version number may be negative or greater than 255

Environment

  • Liferay Portal 6.2 SP2, OpenJDK 1.8.0_265

Resolution

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