diff --git a/apps/routerconsole/jsp/error500.jsp b/apps/routerconsole/jsp/error500.jsp
index 56ebe9b1778e064ae691694465c8a6c7848662ce..2ffeadff87f4e87ee3c070a0d27b00b1ba52b7a5 100644
--- a/apps/routerconsole/jsp/error500.jsp
+++ b/apps/routerconsole/jsp/error500.jsp
@@ -57,7 +57,7 @@
 <b>Java version:</b> <%=System.getProperty("java.vendor")%> <%=System.getProperty("java.version")%> (<%=System.getProperty("java.runtime.name")%> <%=System.getProperty("java.runtime.version")%>)<br>
 <b>Wrapper version:</b> <%=System.getProperty("wrapper.version", "none")%><br>
  <jsp:useBean class="net.i2p.router.web.LogsHelper" id="logsHelper" scope="request" />
- <jsp:setProperty name="logsHelper" property="contextId" value="<%=(String)session.getAttribute("i2p.contextId")%>" />
+ <jsp:setProperty name="logsHelper" property="contextId" value="<%=(String)session.getAttribute(\"i2p.contextId\")%>" />
 <b>Server version:</b> <jsp:getProperty name="logsHelper" property="jettyVersion" /><br>
 <b>Platform:</b> <%=System.getProperty("os.name")%> <%=System.getProperty("os.arch")%> <%=System.getProperty("os.version")%><br>
 <b>Processor:</b> <%=net.i2p.util.NativeBigInteger.cpuModel()%> (<%=net.i2p.util.NativeBigInteger.cpuType()%>)<br>