500 Internal Server Error

stream was reset: PROTOCOL_ERROR


okhttp3.internal.http2.StreamResetException: stream was reset: PROTOCOL_ERROR
	at okhttp3.internal.http2.Http2Stream.takeHeaders(Http2Stream.kt:153)
	at okhttp3.internal.http2.Http2ExchangeCodec.readResponseHeaders(Http2ExchangeCodec.kt:96)
	at okhttp3.internal.connection.Exchange.readResponseHeaders(Exchange.kt:111)
	at okhttp3.internal.http.CallServerInterceptor.intercept(CallServerInterceptor.kt:94)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.connection.ConnectInterceptor.intercept(ConnectInterceptor.kt:34)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.cache.CacheInterceptor.intercept(CacheInterceptor.kt:95)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.http.BridgeInterceptor.intercept(BridgeInterceptor.kt:84)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.http.RetryAndFollowUpInterceptor.intercept(RetryAndFollowUpInterceptor.kt:65)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.connection.RealCall.getResponseWithInterceptorChain$okhttp(RealCall.kt:205)
	at okhttp3.internal.connection.RealCall.execute(RealCall.kt:158)
	at edu.illinois.library.cantaloupe.source.HttpSource.request(HttpSource.java:467)
	at edu.illinois.library.cantaloupe.source.HttpSource.request(HttpSource.java:567)
	at edu.illinois.library.cantaloupe.source.HttpSource.request(HttpSource.java:555)
	at edu.illinois.library.cantaloupe.source.HttpSource.fetchHEADResponseInfo(HttpSource.java:530)
	at edu.illinois.library.cantaloupe.source.HttpSource.checkAccess(HttpSource.java:481)
	at edu.illinois.library.cantaloupe.resource.ImageRequestHandler.handle(ImageRequestHandler.java:338)
	at edu.illinois.library.cantaloupe.resource.iiif.v2.ImageResource.doGET(ImageResource.java:128)
	at edu.illinois.library.cantaloupe.resource.HandlerServlet.handle(HandlerServlet.java:97)
	at edu.illinois.library.cantaloupe.resource.HandlerServlet.doGet(HandlerServlet.java:35)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:645)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:750)
	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:799)
	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:554)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1440)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)
	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:505)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)
	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1355)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
	at org.eclipse.jetty.server.Server.handle(Server.java:516)
	at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:487)
	at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:732)
	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:479)
	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:277)
	at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
	at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)
	at org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:338)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:315)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:173)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
	at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:409)
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:883)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1034)
	at java.base/java.lang.Thread.run(Unknown Source)