java.lang.NullPointerException
	at com.anji.captcha.service.impl.BlockPuzzleCaptchaServiceImpl.check(BlockPuzzleCaptchaServiceImpl.java:110)
	at com.anji.captcha.service.impl.DefaultCaptchaServiceImpl.check(DefaultCaptchaServiceImpl.java:73)
	at com.anji.captcha.controller.CaptchaController.check(CaptchaController.java:39)

2022-08-24 15:56:20.796 ERROR 1 --- [  XNIO-1 task-3] com.anji.captcha.util.JsonUtil           : json解析异常
java.lang.NumberFormatException: For input string: "null"
	at sun.misc.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:2043) ~[na:1.8.0_302]
	at sun.misc.FloatingDecimal.parseDouble(FloatingDecimal.java:110) ~[na:1.8.0_302]
	at java.lang.Double.parseDouble(Double.java:538) ~[na:1.8.0_302]
	at java.lang.Double.valueOf(Double.java:502) ~[na:1.8.0_302]
	at com.anji.captcha.model.vo.PointVO.parse(PointVO.java:72) ~[captcha-1.3.0.jar:na]
	at com.anji.captcha.util.JsonUtil.parseObject(JsonUtil.java:44) ~[captcha-1.3.0.jar:na]
	at com.anji.captcha.service.impl.BlockPuzzleCaptchaServiceImpl.check(BlockPuzzleCaptchaServiceImpl.java:104) [captcha-1.3.0.jar:na]
	at com.anji.captcha.service.impl.DefaultCaptchaServiceImpl.check(DefaultCaptchaServiceImpl.java:73) [captcha-1.3.0.jar:na]
	at com.anji.captcha.controller.CaptchaController.check(CaptchaController.java:39) [spring-boot-starter-captcha-1.3.0.jar:1.3.0]
	at sun.reflect.GeneratedMethodAccessor2017.invoke(Unknown Source) ~[na:na]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_302]