Internal Server Error

jakarta.xml.ws.WebServiceException: java.util.concurrent.RejectedExecutionException: RejectedExecutionException invoking https://textgridlab.org/1.0/tgcrud-public/TGCrudService: Task java.util.concurrent.CompletableFuture$AsyncSupply@560b512 rejected from java.util.concurrent.ThreadPoolExecutor@6373c03c[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 13393248]
	at org.apache.cxf.jaxws.JaxWsClientProxy.mapException(JaxWsClientProxy.java:193)
	at org.apache.cxf.jaxws.JaxWsClientProxy.invoke(JaxWsClientProxy.java:145)
	at jdk.proxy3/jdk.proxy3.$Proxy96.read(Unknown Source)
	at info.textgrid.services.aggregator.util.TextGridRepProvider.read(TextGridRepProvider.java:109)
	at info.textgrid.services.aggregator.AbstractExporter.getContentSimple(AbstractExporter.java:254)
	at info.textgrid.services.aggregator.AbstractExporter.getRootObjects(AbstractExporter.java:203)
	at info.textgrid.services.aggregator.AbstractExporter.getLastModified(AbstractExporter.java:282)
	at info.textgrid.services.aggregator.AbstractExporter.doEvaluatePreconditions(AbstractExporter.java:327)
	at info.textgrid.services.aggregator.html.HTMLWriter.doEvaluatePreconditions(HTMLWriter.java:314)
	at info.textgrid.services.aggregator.AbstractExporter.evaluatePreconditions(AbstractExporter.java:310)
	at info.textgrid.services.aggregator.AbstractExporter.isNotModified(AbstractExporter.java:348)
	at info.textgrid.services.aggregator.html.HTMLWriter.createResponse(HTMLWriter.java:319)
	at info.textgrid.services.aggregator.REST.getHTML(REST.java:152)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:569)
	at org.apache.cxf.service.invoker.AbstractInvoker.performInvocation(AbstractInvoker.java:179)
	at org.apache.cxf.service.invoker.AbstractInvoker.invoke(AbstractInvoker.java:96)
	at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:200)
	at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:103)
	at org.apache.cxf.interceptor.ServiceInvokerInterceptor$1.run(ServiceInvokerInterceptor.java:59)
	at org.apache.cxf.interceptor.ServiceInvokerInterceptor.handleMessage(ServiceInvokerInterceptor.java:96)
	at org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:307)
	at org.apache.cxf.transport.ChainInitiationObserver.onMessage(ChainInitiationObserver.java:121)
	at org.apache.cxf.transport.http.AbstractHTTPDestination.invoke(AbstractHTTPDestination.java:267)
	at org.apache.cxf.transport.servlet.ServletController.invokeDestination(ServletController.java:233)
	at org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:207)
	at org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:159)
	at org.apache.cxf.transport.servlet.CXFNonSpringServlet.invoke(CXFNonSpringServlet.java:224)
	at org.apache.cxf.transport.servlet.AbstractHTTPServlet.handleRequest(AbstractHTTPServlet.java:303)
	at org.apache.cxf.transport.servlet.AbstractHTTPServlet.doGet(AbstractHTTPServlet.java:221)
	at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:564)
	at org.apache.cxf.transport.servlet.AbstractHTTPServlet.service(AbstractHTTPServlet.java:278)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:195)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:164)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:167)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:483)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:116)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:344)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:398)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:903)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1776)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52)
	at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:975)
	at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:493)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:63)
	at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.util.concurrent.RejectedExecutionException: RejectedExecutionException invoking https://textgridlab.org/1.0/tgcrud-public/TGCrudService: Task java.util.concurrent.CompletableFuture$AsyncSupply@560b512 rejected from java.util.concurrent.ThreadPoolExecutor@6373c03c[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 13393248]
	at java.base/jdk.internal.reflect.GeneratedConstructorAccessor9628.newInstance(Unknown Source)
	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 org.apache.cxf.transport.http.HTTPConduit$WrappedOutputStream.mapException(HTTPConduit.java:1452)
	at org.apache.cxf.transport.http.HTTPConduit$WrappedOutputStream.close(HTTPConduit.java:1438)
	at org.apache.cxf.transport.http.HttpClientHTTPConduit$HttpClientWrappedOutputStream.close(HttpClientHTTPConduit.java:825)
	at org.apache.cxf.transport.AbstractConduit.close(AbstractConduit.java:56)
	at org.apache.cxf.transport.http.HTTPConduit.close(HTTPConduit.java:717)
	at org.apache.cxf.transport.http.HttpClientHTTPConduit.close(HttpClientHTTPConduit.java:261)
	at org.apache.cxf.interceptor.MessageSenderInterceptor$MessageSenderEndingInterceptor.handleMessage(MessageSenderInterceptor.java:63)
	at org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:307)
	at org.apache.cxf.endpoint.ClientImpl.doInvoke(ClientImpl.java:530)
	at org.apache.cxf.endpoint.ClientImpl.invoke(ClientImpl.java:441)
	at org.apache.cxf.endpoint.ClientImpl.invoke(ClientImpl.java:356)
	at org.apache.cxf.endpoint.ClientImpl.invoke(ClientImpl.java:314)
	at org.apache.cxf.frontend.ClientProxy.invokeSync(ClientProxy.java:96)
	at org.apache.cxf.jaxws.JaxWsClientProxy.invoke(JaxWsClientProxy.java:140)
	... 52 more
Caused by: java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.CompletableFuture$AsyncSupply@560b512 rejected from java.util.concurrent.ThreadPoolExecutor@6373c03c[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 13393248]
	at java.base/java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2065)
	at java.base/java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:833)
	at java.base/java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1365)
	at java.base/java.util.concurrent.CompletableFuture.completeAsync(CompletableFuture.java:2673)
	at java.net.http/jdk.internal.net.http.MultiExchange.responseAsync(MultiExchange.java:294)
	at java.net.http/jdk.internal.net.http.HttpClientImpl.sendAsync(HttpClientImpl.java:659)
	at java.net.http/jdk.internal.net.http.HttpClientImpl.sendAsync(HttpClientImpl.java:612)
	at java.net.http/jdk.internal.net.http.HttpClientImpl.sendAsync(HttpClientImpl.java:604)
	at java.net.http/jdk.internal.net.http.HttpClientFacade.sendAsync(HttpClientFacade.java:133)
	at org.apache.cxf.transport.http.HttpClientHTTPConduit$HttpClientWrappedOutputStream.setProtocolHeaders(HttpClientHTTPConduit.java:1026)
	at org.apache.cxf.transport.http.HTTPConduit$WrappedOutputStream.handleHeadersTrustCaching(HTTPConduit.java:1373)
	at org.apache.cxf.transport.http.HTTPConduit$WrappedOutputStream.onFirstWrite(HTTPConduit.java:1353)
	at org.apache.cxf.io.AbstractWrappedOutputStream.write(AbstractWrappedOutputStream.java:47)
	at org.apache.cxf.io.AbstractThresholdOutputStream.write(AbstractThresholdOutputStream.java:69)
	at org.apache.cxf.transport.http.HTTPConduit$WrappedOutputStream.close(HTTPConduit.java:1405)
	... 64 more