JSP page report property not found error

At first I thought it was my SQL statement has a problem, after many experiments, in the Navicat test can pass, indicating that the SQL is not a problem.

Later the interrupt point found that the value returned is a JSP page error.

The company's predecessors to build Pojo class when not standardized, did not follow the rules of the hump naming, resulting in my JSP page using the following El expression

However, the JSP defaults to the attribute first letter must be lowercase, follow the hump name, change it, you can