- [ServletException in:/personal/1/_inc/template_flash.jsp] javax.servlet.jsp.JspException: net.sf.ehcache.CacheException: java.io.StreamCorruptedException: invalid stream header: 00000000; nested exception is org.hibernate.cache.CacheException: net.sf.ehcache.CacheException: java.io.StreamCorruptedException: invalid stream header: 00000000'