ERROR: Content Element with uid "672" and type "mask_logo" has no rendering definition!

ERROR: Content Element with uid "565" and type "mask_uebeschrift_text" has no rendering definition!

ERROR: Content Element with uid "572" and type "mask_slider_4" has no rendering definition!

ERROR: Content Element with uid "562" and type "mask_produkte" has no rendering definition!

ERROR: Content Element with uid "564" and type "mask_produkte" has no rendering definition!

ERROR: Content Element with uid "563" and type "mask_produkte" has no rendering definition!