Warnings from IDEA about duplicate display names

[Basil Peace]

WARN - Types.impl.FileTypeManagerImpl -
com.github.oowekyala.ijcc.JavaccFileType@2c240b0d from 'PluginDescriptor(name=JavaCC, id=com.github.oowekyala.javacc, descriptorPath=plugin.xml, path=~\AppData\Roaming\JetBrains\IdeaIC2021.2\plugins\intellij-javacc, version=1.9, package=null)' (class com.github.oowekyala.ijcc.JavaccFileType) and
com.github.oowekyala.ijcc.JjtreeFileType@61a2e2f from 'PluginDescriptor(name=JavaCC, id=com.github.oowekyala.javacc, descriptorPath=plugin.xml, path=~\AppData\Roaming\JetBrains\IdeaIC2021.2\plugins\intellij-javacc, version=1.9, package=null)' (class com.github.oowekyala.ijcc.JjtreeFileType)
 both have the same .getDisplayName(): 'JavaCC'. Please override either one's getDisplayName() to something unique.

WARN - Types.impl.FileTypeManagerImpl -
com.github.oowekyala.ijcc.JjtreeFileType@61a2e2f from 'PluginDescriptor(name=JavaCC, id=com.github.oowekyala.javacc, descriptorPath=plugin.xml, path=~\AppData\Roaming\JetBrains\IdeaIC2021.2\plugins\intellij-javacc, version=1.9, package=null)' (class com.github.oowekyala.ijcc.JjtreeFileType) and
com.github.oowekyala.ijcc.Javacc21FileType@18f2bc5c from 'PluginDescriptor(name=JavaCC, id=com.github.oowekyala.javacc, descriptorPath=plugin.xml, path=~\AppData\Roaming\JetBrains\IdeaIC2021.2\plugins\intellij-javacc, version=1.9, package=null)' (class com.github.oowekyala.ijcc.Javacc21FileType)
 both have the same .getDisplayName(): 'JavaCC'. Please override either one's getDisplayName() to something unique.

I'm not sure whether this is serious.
But it's annoying when IDEA is run from command line.

[Jonas Fröhler]

We are also having the same issue but now there is an IDE error shown. Is there any update? IntelliJ made the change that the displayname must be unique in this commit.

[Clément Fournier]

I'll release a fix this weekend