After the fix for JDK-7058700 our riffreader implementation is throwing a RIFFInvalidDataException if chunk size is too big, but it should throw something like UnsupportedFileFormat and give the chance to another provider, Affected tests: closed/javax/sound/sampled/FileReader/Aiff12bit.java closed/javax/sound/sampled/FileReader/AIFFCp037.java closed/javax/sound/sampled/FileReader/OpenWaveFile.java