Error

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java.lang.IllegalStateException: No match found at java.util.regex.Matcher.group(Matcher.java:461) at java.util.regex.Matcher.appendReplacement(Matcher.java:730) at java.util.regex.Matcher.replaceAll(Matcher.java:806) at com.comergent.cengage.dcm.core.filters.fancyUrl.CLFancyUrlRule.regexReplaceAll(CLFancyUrlRule.java:280) at com.comergent.cengage.dcm.core.filters.fancyUrl.CLFancyUrlRule.replaceAll(CLFancyUrlRule.java:274) at com.comergent.cengage.dcm.core.filters.fancyUrl.CLFancyUrlRule.matches(CLFancyUrlRule.java:102) at com.comergent.cengage.dcm.core.filters.fancyUrl.CLFancyUrlRewriter.evaluateRules(CLFancyUrlRewriter.java:109) at com.comergent.cengage.dcm.core.filters.fancyUrl.CLFancyUrlRewriter.processRequest(CLFancyUrlRewriter.java:92) at com.comergent.cengage.dcm.core.filters.CLFancyUrlFilter.doFilter(CLFancyUrlFilter.java:317) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42) at com.comergent.cengage.dcm.core.filters.CLIdentifyStorefrontFilter.doFilter(CLIdentifyStorefrontFilter.java:155) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42) at com.cengage.filters.XSSFilter.doFilter(XSSFilter.java:26) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42) at com.comergent.dcm.core.filters.ComergentFilter.doFilter(ComergentFilter.java:50) at com.comergent.dcm.core.filters.RequestControlFilter.executeFilter(RequestControlFilter.java:102) at com.comergent.dcm.core.filters.ComergentFilter.doFilter(ComergentFilter.java:58) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42) at com.comergent.dcm.core.filters.ComergentFilter.doFilter(ComergentFilter.java:50) at com.comergent.dcm.core.filters.TimingFilter.executeFilter(TimingFilter.java:46) at com.comergent.dcm.core.filters.ComergentFilter.doFilter(ComergentFilter.java:58) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42) at com.comergent.dcm.core.filters.ComergentFilter.doFilter(ComergentFilter.java:50) at com.comergent.dcm.core.filters.EntryFilter.executeFilter(EntryFilter.java:51) at com.comergent.dcm.core.filters.ComergentFilter.doFilter(ComergentFilter.java:58) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42) at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3393) at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321) at weblogic.security.service.SecurityManager.runAs(Unknown Source) at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2140) at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2046) at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1366) at weblogic.work.ExecuteThread.execute(ExecuteThread.java:200) at weblogic.work.ExecuteThread.run(ExecuteThread.java:172)