ArrayIndexOutOfBoundsException: 0 at MarkdownTable.finalizeTable(MarkdownTable.java:747)  #609

ArrayIndexOutOfBoundsException - at com.vladsch.flexmark.util.format.MarkdownTable.finalizeTable(MarkdownTable.java:747)

Please provide as much information about where the bug is located or what you were using:

FlexmarkHtmlConverter to convert HTML content

To Reproduce

If you can please provide sample code which exhibits the issue. This is always best because it incorporates a testable morsel which includes all relevant information.

String htmlContent = new String(fileContent, StandardCharsets.UTF_8);
            String md = FlexmarkHtmlConverter.builder().build().convert(htmlContent);

Or provide a link to a file:
https://www.sec.gov/ix?doc=/Archives/edgar/data/0000067088/000119312521211223/d137472d20f.htm

2. Options used to configure the parser, renderer, formatter, etc. Please provide concise code when you can.
   
   com.vladsch.flexmark
   flexmark-all
   0.62.2
   
   Expected behavior A clear and concise description of what you expected to happen with sample output that would be desired, where it makes sense.

Resulting Output It is best to provide one of the following (in decreasing order of value):

Additional context Add any other context about the problem here.
Stack Trace:
java.lang.ArrayIndexOutOfBoundsException: 0
at com.vladsch.flexmark.util.format.MarkdownTable.finalizeTable(MarkdownTable.java:747)
at com.vladsch.flexmark.html2md.converter.internal.HtmlConverterCoreNodeRenderer.processTable(HtmlConverterCoreNodeRenderer.java:1134)
at com.vladsch.flexmark.html2md.converter.HtmlNodeRendererHandler.render(HtmlNodeRendererHandler.java:19)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter$MainHtmlConverter.renderNode(FlexmarkHtmlConverter.java:1116)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter$MainHtmlConverter.render(FlexmarkHtmlConverter.java:1031)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter.processHtmlTree(FlexmarkHtmlConverter.java:1688)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter$MainHtmlConverter.renderChildren(FlexmarkHtmlConverter.java:1127)
at com.vladsch.flexmark.html2md.converter.internal.HtmlConverterCoreNodeRenderer.processDiv(HtmlConverterCoreNodeRenderer.java:537)
at com.vladsch.flexmark.html2md.converter.HtmlNodeRendererHandler.render(HtmlNodeRendererHandler.java:19)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter$MainHtmlConverter.renderNode(FlexmarkHtmlConverter.java:1116)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter$MainHtmlConverter.render(FlexmarkHtmlConverter.java:1031)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter.processHtmlTree(FlexmarkHtmlConverter.java:1688)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter$MainHtmlConverter.renderChildren(FlexmarkHtmlConverter.java:1127)
at com.vladsch.flexmark.html2md.converter.internal.HtmlConverterCoreNodeRenderer.processDiv(HtmlConverterCoreNodeRenderer.java:537)
at com.vladsch.flexmark.html2md.converter.HtmlNodeRendererHandler.render(HtmlNodeRendererHandler.java:19)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter$MainHtmlConverter.renderNode(FlexmarkHtmlConverter.java:1116)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter$MainHtmlConverter.render(FlexmarkHtmlConverter.java:1031)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter.processHtmlTree(FlexmarkHtmlConverter.java:1688)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter$MainHtmlConverter.processUnwrapped(FlexmarkHtmlConverter.java:1381)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter$MainHtmlConverter.processUnwrapped(FlexmarkHtmlConverter.java:1376)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter.processDefault(FlexmarkHtmlConverter.java:1719)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter$MainHtmlConverter.renderDefault(FlexmarkHtmlConverter.java:1524)
at com.vladsch.flexmark.html2md.converter.internal.HtmlConverterCoreNodeRenderer.processDefault(HtmlConverterCoreNodeRenderer.java:251)
at com.vladsch.flexmark.html2md.converter.HtmlNodeRendererHandler.render(HtmlNodeRendererHandler.java:19)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter$MainHtmlConverter.renderNode(FlexmarkHtmlConverter.java:1116)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter$MainHtmlConverter.render(FlexmarkHtmlConverter.java:1031)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter.processHtmlTree(FlexmarkHtmlConverter.java:1688)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter$MainHtmlConverter.renderNode(FlexmarkHtmlConverter.java:1087)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter$MainHtmlConverter.render(FlexmarkHtmlConverter.java:1031)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter.convert(FlexmarkHtmlConverter.java:361)
at com.vladsch.flexmark.html2md.converter.FlexmarkHtmlConverter.convert(FlexmarkHtmlConverter.java:340)
at com.equilar.insightapi.service.ERICServiceImpl.spiltFileContentToChunks(ERICServiceImpl.java:879)
at com.equilar.insightapi.service.ERICServiceImpl.processDocumentsForIndexing(ERICServiceImpl.java:170)
at com.equilar.insightapi.web.ERICController.documentIngestPipeline(ERICController.java:124)
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:221)
at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:137)
at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:110)
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandleMethod(RequestMappingHandlerAdapter.java:777)
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:706)
at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:943)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:877)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:966)
at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:868)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:647)
at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:842)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.springframework.boot.actuate.trace.WebRequestTraceFilter.doFilterInternal(WebRequestTraceFilter.java:110)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.springframework.boot.actuate.autoconfigure.EndpointWebMvcAutoConfiguration$ApplicationContextHeaderFilter.doFilterInternal(EndpointWebMvcAutoConfiguration.java:280)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:77)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at com.equilar.loggingfilter.LoggingFilter.doFilterInternal(LoggingFilter.java:41)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.springframework.boot.actuate.autoconfigure.MetricFilterAutoConfiguration$MetricsFilter.doFilterInternal(MetricFilterAutoConfiguration.java:90)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.springframework.boot.context.web.ErrorPageFilter.doFilter(ErrorPageFilter.java:109)
at org.springframework.boot.context.web.ErrorPageFilter.access$000(ErrorPageFilter.java:59)
at org.springframework.boot.context.web.ErrorPageFilter$1.doFilterInternal(ErrorPageFilter.java:88)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at org.springframework.boot.context.web.ErrorPageFilter.doFilter(ErrorPageFilter.java:101)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:219)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:492)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:165)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:1025)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:451)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1201)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:654)
at org.apache.tomcat.util.net.AprEndpoint$SocketWithOptionsProcessor.run(AprEndpoint.java:2468)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$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)"