If asset cannot be located, then the loader must replace the asset that was supposed to be used with a placeholder, and raise a WARNING in the log indicating that the asset cannot be located, containing both the name of the dependent asset and the parent asset that is loading it git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@8596 75d07b2b-3a1a-0410-a2c5-0572b91ccdca