run error:
org.flowable.variable.service.impl.db.IbatisVariableTypeHandler.()
A type handler is registered on the Mybatis configuration like
configuration.getTypeHandlerRegistry().register(VariableType.class, JdbcType.VARCHAR, new IbatisVariableTypeHandler(variableTypes));
This is already done in the engine configuration. What’s the use case you’re trying to solve?