https://bz.apache.org/bugzilla/show_bug.cgi?id=65748
--- Comment #16 from Vishaldeep Gupta <vishaldeep.a.gu...@aexp.com> --- I did replace the shipped log4j2 jars (located in the lib folder) with newer ones with my old JMeter 5.2.1 install and it worked . Will same work for Older JMeter 4.0 and JMeter 3.3 . Though I did not see any error in log when loading JMeter but will new log4j jars wor with JMeter 3.3 and 4.0 -- You are receiving this mail because: You are the assignee for the bug.