Java Community | Help. Code. Learn.•2mo ago

500 Internal Error

The Students are updating but i am getting this error after clicking to update button . This are the both controller

 @GetMapping("/edit")
    public String getUpdateStudent(@RequestParam Long roll_no, @RequestParam Long bookId, Model model) {
        log.info("Received roll_no: {}, bookId: {}", roll_no, bookId);
        StudentDetailUpdate studentDetailUpdate = new StudentDetailUpdate();
        model.addAttribute("roll_no", roll_no);
        model.addAttribute("bookId", bookId);
        model.addAttribute("studentDetails", studentDetailUpdate);
        return "updatestudent";
    }

    @PostMapping("/updatestudent")
    public String updateStudent(@Valid @ModelAttribute("studentDetails") StudentDetailUpdate studentDetailUpdate,
            BindingResult result, Model model) {

        log.info("Updating student with roll_no: {}, bookId: {}", studentDetailUpdate.getRoll_no(),
                studentDetailUpdate.getBookId());

        if (result.hasErrors()) {
            return "updatestudent";
        }

        try {
            studentDetailsService.updateStudentNameAndReturnDate(studentDetailUpdate.getRoll_no(),
                    studentDetailUpdate.getBookId(), studentDetailUpdate.getName(),
                    studentDetailUpdate.getReturnDate());

            return "viewmore";

        } catch (StudentNotFound | ResourceNotFoundException e) {
            return "updatestudent";
        }
    }

 @GetMapping("/edit")
    public String getUpdateStudent(@RequestParam Long roll_no, @RequestParam Long bookId, Model model) {
        log.info("Received roll_no: {}, bookId: {}", roll_no, bookId);
        StudentDetailUpdate studentDetailUpdate = new StudentDetailUpdate();
        model.addAttribute("roll_no", roll_no);
        model.addAttribute("bookId", bookId);
        model.addAttribute("studentDetails", studentDetailUpdate);
        return "updatestudent";
    }

    @PostMapping("/updatestudent")
    public String updateStudent(@Valid @ModelAttribute("studentDetails") StudentDetailUpdate studentDetailUpdate,
            BindingResult result, Model model) {

        log.info("Updating student with roll_no: {}, bookId: {}", studentDetailUpdate.getRoll_no(),
                studentDetailUpdate.getBookId());

        if (result.hasErrors()) {
            return "updatestudent";
        }

        try {
            studentDetailsService.updateStudentNameAndReturnDate(studentDetailUpdate.getRoll_no(),
                    studentDetailUpdate.getBookId(), studentDetailUpdate.getName(),
                    studentDetailUpdate.getReturnDate());

            return "viewmore";

        } catch (StudentNotFound | ResourceNotFoundException e) {
            return "updatestudent";
        }
    }

Can Anyone Help !

3 Replies

JavaBot•2mo ago

⌛ This post has been reserved for your question.

Hey @Danix! Please use /close or the Close Post button above when your problem is solved. Please remember to follow the help guidelines. This post will be automatically closed after 300 minutes of inactivity.

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dan1st•2mo ago

Can you please show the full stack trace as text (not using images)?

JavaBot•2mo ago

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500 Internal Error