K3 plugins assets not generating in media folder

i installed a bitnami lamp to test if my setup was wrong… same thing…

MEDIA FOLDER (panel, pages, site are generated)

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PLUGIN FOLDER (put css file on assets folder, etc. nothing happened)

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MANUAL SYMLINK

i created a manualy a symlink (ln -s) from plugin assets to media folder an its work ergo symlinks are not the problem

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any ideas? it a bug or i am doing something wrong? sorry my english!