bingryan / captcha-spring-boot-starter Goto Github PK

ERROR o.a.c.c.C.[.[localhost].[/].[dispatcherServlet] - Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Handler dispatch failed; nested exception is java.lang.InternalError: java.lang.reflect.InvocationTargetException] with root cause
java.lang.NullPointerException: null
at java.desktop/sun.awt.FontConfiguration.getVersion(FontConfiguration.java:1262)
at java.desktop/sun.awt.FontConfiguration.readFontConfigFile(FontConfiguration.java:225)
at java.desktop/sun.awt.FontConfiguration.init(FontConfiguration.java:107)
at java.desktop/sun.awt.X11FontManager.createFontConfiguration(X11FontManager.java:719)
at java.desktop/sun.font.SunFontManager$2.run(SunFontManager.java:367)
at java.base/java.security.AccessController.doPrivileged(AccessController.java:310)
at java.desktop/sun.font.SunFontManager.(SunFontManager.java:312)
at java.desktop/sun.awt.FcFontManager.(FcFontManager.java:35)
at java.desktop/sun.awt.X11FontManager.(X11FontManager.java:56)
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:500)
at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:481)
at java.desktop/sun.font.FontManagerFactory$1.run(FontManagerFactory.java:84)
at java.base/java.security.AccessController.doPrivileged(AccessController.java:310)
at java.desktop/sun.font.FontManagerFactory.getInstance(FontManagerFactory.java:74)
at java.desktop/java.awt.Font.getFont2D(Font.java:497)
at java.desktop/java.awt.Font$FontAccessImpl.getFont2D(Font.java:237)
at java.desktop/sun.font.FontUtilities.getFont2D(FontUtilities.java:139)
at java.desktop/sun.font.StandardGlyphVector.initFontData(StandardGlyphVector.java:1132)
at java.desktop/sun.font.StandardGlyphVector.init(StandardGlyphVector.java:1121)
at java.desktop/sun.font.StandardGlyphVector.(StandardGlyphVector.java:167)
at java.desktop/java.awt.Font.createGlyphVector(Font.java:2729)
at com.google.code.kaptcha.text.impl.DefaultWordRenderer.renderWord(DefaultWordRenderer.java:66)
at com.google.code.kaptcha.impl.DefaultKaptcha.createImage(DefaultKaptcha.java:43)
at com.ryanbing.kaptcha.spring.boot.SessionKaptcha.setCaptcha(SessionKaptcha.java:75)
at com.ryanbing.kaptcha.spring.boot.SessionKaptcha.setCaptcha(SessionKaptcha.java:65)
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