Не знаю причину, но в один ясный день Liferay IDE отказался создавать mvc портлеты. Временный выход, работать через Blade CLI
Linux https://www.youtube.com/watch?v=wRluHYtmiRE
curl -L https://raw.githubusercontent.com/liferay/liferay-blade-cli/master/cli/installers/local | sh
Windows https://www.youtube.com/watch?v=KOu0vwroQ18
blade version 3.3.0.201811151753
Run 'blade update' to update to version 7.0.1
2.3 blade update
Current blade version 3.3.0.201811151753
Updating from: https://repository-cdn.liferay.com/nexus/content/repositories/liferay-public-releases/com/liferay/blade/com.liferay.blade.cli//7.0.1/com.liferay.blade.cli-7.0.1.jar
blade update cannot execute successfully because of Windows file locking. Please use the following command:
jpm install -f https://repository-cdn.liferay.com/nexus/content/repositories/liferay-public-releases/com/liferay/blade/com.liferay.blade.cli//7.0.1/com.liferay.blade.cli-7.0.1.jar
2.4 jpm install -f https://repository-cdn.liferay.com/nexus/content/repositories/liferay-public-releases/com/liferay/blade/com.liferay.blade.cli//7.0.1/com.liferay.blade.cli-7.0.1.jar
2.5 blade version
blade version 7.0.1.202407261807
2.6 C:\sildar\f100\eclipse2024_06_work\a>blade create -t mvc-portlet -p com.liferay.frontend.editor.ckeditor.web.internal -c LiferaySamplePortlet -v 7.4.3 -b gradle frontend-editor-ckeditor-web
Successfully created project frontend-editor-ckeditor-web in C:\sildar\f100\eclipse2024_06_work\a\modules