Hi, I tried your call on a Geoserver version 2.15.2 and can confirm there is a bug in that version. Which version are you running? You should consider to open an issue, to have someone look further into the case.
I've got the trace log from the log-files as well. That could be useful when opening an issue. Best regards, Roar Brænden 2021-08-27 06:08:10,705 ERROR [geoserver.rest] - Error writing style org.geoserver.rest.RestException 500 INTERNAL_SERVER_ERROR: Error writing style at org.geoserver.rest.catalog.StyleController.styleSLDPost(StyleController.java:242) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:207) at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:137) at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:102) at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:895) at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:800) at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87) at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1038) at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:942) at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:998) at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:901) at javax.servlet.http.HttpServlet.service(HttpServlet.java:660) at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:875) at javax.servlet.http.HttpServlet.service(HttpServlet.java:741) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.geoserver.filters.ThreadLocalsCleanupFilter.doFilter(ThreadLocalsCleanupFilter.java:26) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:69) at org.geoserver.wms.animate.AnimatorFilter.doFilter(AnimatorFilter.java:73) at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:66) at org.geoserver.filters.SpringDelegatingFilter.doFilter(SpringDelegatingFilter.java:41) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.geoserver.platform.AdvancedDispatchFilter.doFilter(AdvancedDispatchFilter.java:37) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320) at org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:70) at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:127) at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:91) at org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:74) at org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(GeoServerCompositeFilter.java:91) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) at org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:70) at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:119) at org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:74) at org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(GeoServerCompositeFilter.java:91) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) at org.geoserver.security.filter.GeoServerAnonymousAuthenticationFilter.doFilter(GeoServerAnonymousAuthenticationFilter.java:51) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) at org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:70) at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:215) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) at org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:74) at org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(GeoServerCompositeFilter.java:91) at org.geoserver.security.filter.GeoServerBasicAuthenticationFilter.doFilter(GeoServerBasicAuthenticationFilter.java:81) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) at org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:70) at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105) at org.geoserver.security.filter.GeoServerSecurityContextPersistenceFilter$1.doFilter(GeoServerSecurityContextPersistenceFilter.java:52) at org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:74) at org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(GeoServerCompositeFilter.java:91) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215) at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178) at org.geoserver.security.GeoServerSecurityFilterChainProxy.doFilter(GeoServerSecurityFilterChainProxy.java:142) at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:357) at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:270) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.geoserver.filters.LoggingFilter.doFilter(LoggingFilter.java:90) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.geoserver.filters.XFrameOptionsFilter.doFilter(XFrameOptionsFilter.java:79) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.geoserver.filters.GZIPFilter.doFilter(GZIPFilter.java:48) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.geoserver.filters.SessionDebugFilter.doFilter(SessionDebugFilter.java:46) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.geoserver.filters.FlushSafeFilter.doFilter(FlushSafeFilter.java:42) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:200) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:678) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343) at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408) at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:836) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1839) at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Thread.java:748) Caused by: java.io.IOException: Error writing style at org.geoserver.catalog.SLDHandler.encode10(SLDHandler.java:263) at org.geoserver.catalog.SLDHandler.encode(SLDHandler.java:250) at org.geoserver.catalog.ResourcePool.writeStyle(ResourcePool.java:2069) at org.geoserver.rest.catalog.StyleController.writeStyle(StyleController.java:531) at org.geoserver.rest.catalog.StyleController.styleSLDPost(StyleController.java:240) ... 104 more Caused by: javax.xml.transform.TransformerException: Translator error at org.geotools.xml.transform.TransformerBase.transform(TransformerBase.java:122) at org.geotools.xml.transform.TransformerBase.transform(TransformerBase.java:100) at org.geoserver.catalog.SLDHandler.encode10(SLDHandler.java:261) ... 108 more Caused by: java.lang.NullPointerException at org.apache.xml.serializer.ToStream.writeAttrString(ToStream.java:2098) at org.apache.xml.serializer.ToStream.processAttributes(ToStream.java:2078) at org.apache.xml.serializer.ToStream.endElement(ToStream.java:2223) at org.apache.xalan.transformer.TransformerIdentityImpl.endElement(TransformerIdentityImpl.java:1102) at org.geotools.xml.transform.TransformerBase$ContentHandlerFilter.endElement(TransformerBase.java:312) at org.geotools.xml.transform.TransformerBase$TranslatorSupport._end(TransformerBase.java:802) at org.geotools.xml.transform.TransformerBase$TranslatorSupport.access$400(TransformerBase.java:404) at org.geotools.xml.transform.TransformerBase$TranslatorSupport$DirectBackend.end(TransformerBase.java:594) at org.geotools.xml.transform.TransformerBase$TranslatorSupport.end(TransformerBase.java:796) at org.geotools.xml.transform.TransformerBase$TranslatorSupport.element(TransformerBase.java:762) at org.geotools.xml.styling.SLDTransformer$SLDTranslator.visit(SLDTransformer.java:809) at org.geotools.styling.ExternalGraphicImpl.accept(ExternalGraphicImpl.java:135) at org.geotools.xml.styling.SLDTransformer$SLDTranslator.visit(SLDTransformer.java:952) at org.geotools.styling.GraphicImpl.accept(GraphicImpl.java:333) at org.geotools.xml.styling.SLDTransformer$SLDTranslator.visit(SLDTransformer.java:925) at org.geotools.styling.PointSymbolizerImpl.accept(PointSymbolizerImpl.java:86) at org.geotools.xml.styling.SLDTransformer$SLDTranslator.visit(SLDTransformer.java:888) at org.geotools.styling.RuleImpl.accept(RuleImpl.java:303) at org.geotools.xml.styling.SLDTransformer$SLDTranslator.visit(SLDTransformer.java:1232) at org.geotools.xml.styling.SLDTransformer$SLDTranslator.visit(SLDTransformer.java:1195) at org.geotools.xml.styling.SLDTransformer$SLDTranslator.visit(SLDTransformer.java:1015) at org.geotools.xml.styling.SLDTransformer$SLDTranslator.visit(SLDTransformer.java:987) at org.geotools.styling.StyledLayerDescriptorImpl.accept(StyledLayerDescriptorImpl.java:171) at org.geotools.xml.styling.SLDTransformer$SLDTranslator.encode(SLDTransformer.java:1369) at org.geotools.xml.styling.SLDTransformer$SLDTranslator.encode(SLDTransformer.java:1378) at org.geotools.xml.transform.TransformerBase$XMLReaderSupport.parse(TransformerBase.java:995) at org.apache.xalan.transformer.TransformerIdentityImpl.transform(TransformerIdentityImpl.java:485) at org.geotools.xml.transform.TransformerBase$Task.run(TransformerBase.java:283) at org.geotools.xml.transform.TransformerBase.transform(TransformerBase.java:118) ... 110 more > 26. aug. 2021 kl. 15:43 skrev Christian Mayer <ml...@meggsimum.de>: > > curl -X POST \ > > 'http://localhost:8080/geoserver/rest/workspaces/test-cm/styles?name=foo > <http://localhost:8080/geoserver/rest/workspaces/test-cm/styles?name=foo>' \ > -H 'Authorization: Basic YWRtaW46Z2Vvc2VydmVy' \ > -H 'Content-Type: application/vnd.ogc.sld+xml' \ > -H 'cache-control: no-cache' \ > -d '<?xml version="1.0" encoding="UTF-8"?> > <StyledLayerDescriptor > xmlns:xsi='\''http://www.w3.org/2001/XMLSchema-instance'\' > <http://www.w3.org/2001/XMLSchema-instance'/'>' > xmlns="http://www.opengis.net/sld <http://www.opengis.net/sld>" > xmlns:sld="http://www.opengis.net/sld <http://www.opengis.net/sld>" > xmlns:se="http://www.opengis.net/se <http://www.opengis.net/se>" > xsi:schemaLocation="http://www.opengis.net/sld > <http://www.opengis.net/sld> > http://schemas.opengis.net/sld/1.1.0/StyledLayerDescriptor.xsd > <http://schemas.opengis.net/sld/1.1.0/StyledLayerDescriptor.xsd> > http://www.opengis.net/se <http://www.opengis.net/se> > http://schemas.opengis.net/se/1.1.0/FeatureStyle.xsd > <http://schemas.opengis.net/se/1.1.0/FeatureStyle.xsd>" > version="1.1.0" > > > <UserLayer> > <se:Name>sauber_stations</se:Name> > <UserStyle> > <se:FeatureTypeStyle> > <se:Rule> > <se:Name>sauber_stations_rule_1</se:Name> > <se:PointSymbolizer> > <se:Graphic> > <se:ExternalGraphic> > <se:InlineContent > encoding="base64">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</se:InlineContent> > <se:Format>image/png</se:Format> > </se:ExternalGraphic> > </se:Graphic> > </se:PointSymbolizer> > </se:Rule> > </se:FeatureTypeStyle> > </UserStyle> > </UserLayer> > </StyledLayerDescriptor>'
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