CoreAudio audio output doesn't work anymore after signing application

Hi,

My application doesn't start playback anymore after signing it with entitlements.

<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>com.apple.security.app-sandbox</key>
	<true/>
	<key>com.apple.security.files.user-selected.read-only</key>
	<true/>
	<key>com.apple.security.device.audio-input</key>
	<true/>
	<key>com.apple.security.device.microphone</key>
	<true/>
	<key>com.apple.security.assets.music.read-write</key>
	<true/>
	<key>com.apple.security.network.server</key>
	<true/>
</dict>
</plist>

regards, Joël