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The jmap Tool Fails with an "AssertionFailure: can not get class data for sun/net/ExtendedOptionsImpl$$Lambda" Error (Doc ID 1994232.1)

Last updated on JUNE 05, 2021

Applies to:

Java SE JDK and JRE - Version 8 and later
Information in this document applies to any platform.


On Java SE 8 update 20 or later, 64-bit, on Solaris/Linux, jmap -F fails to dump the heap with the following error:


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