Command is:
C:\APPS\elasticsearch-7.6.2>bin\elasticsearch-plugin install file:///C:/install/ingest-attachment-7.6.2.zip
Error is:
Exception in thread "main" java.lang.IllegalStateException: Could not load plugin descriptor for module directory [x-pack-core]
....
Caused by: java.nio.file.NoSuchFileException: C:\APPS\elasticsearch-7.6.2\modules\x-pack-core\plugin-descriptor.properties
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