Netbeans: Autocomplete / Intellisense not working for self created classes [duplicate]

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NetBeans PHP code completion

开发者_如何学JAVA

For classes that I created myself an which reside in my project, netbeans wont give me intellisense.

How can I enable this?

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It seemed to be a problem with the cache. See a similiar thread for further information here.

Deleting everything inside $HOME/.netbeans/$VERSION/var/cache/ solved the issue for me.