javax.el.ELException: The identifier [class] is not a valid Java identifier as required by section 1.19 of the EL specification (Identifier ::= Java language identifier). This check can be disabled by setting the system property org.apache.el.parser.SKIP_IDENTIFIER_CHECK to true.
Solução
Adicionar no catalina.sh ou catalina.bat
CATALINA_OPTS="-Dorg.apache.el.parser.SKIP_IDENTIFIER_CHECK=true"