HTTP STATUS 500 ERROR

HI,

DEAR MANAGEENGINE SUPPORT,

I HAVE JUST RENEWED MY LICENSE BUT AFTER RENEWING THE LICENSE, IT GAVE THE ERROR HTTP STATUS 500. NOW WHENEVER I CLICK THE "LICENSE" BUTTON, IT SHOWS THIS ERROR AND NO CONFIRMATION OR WHATSOEVER OF LICENSE RENEWAL?

KINDLY HELP ME OUT.

KINDLY NOTE THE FOLLOWING ERROR ON MY MSP-SDP VERSION

Your Version

: 8.1 Build 8100

HTTP Status 500 -

type Exception report

message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

java.lang.NullPointerException org.apache.jsp.jsp.Register_jsp._jspService(Register_jsp.java:445) org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94) javax.servlet.http.HttpServlet.service(HttpServlet.java:810) com.adventnet.servicedesk.filter.AccountUrlFilter.doFilter(AccountUrlFilter.java:55) com.adventnet.servicedesk.filter.EncodingFilter.doFilter(EncodingFilter.java:116) org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:350) com.adventnet.servicedesk.filter.ThreadLocalFilter.doFilter(ThreadLocalFilter.java:117) com.adventnet.servicedesk.authentication.NTLMV2CredentialAssociationFilter.doFilter(NTLMV2CredentialAssociationFilter.java:34) com.adventnet.servicedesk.authentication.NTLMV2Filter.doFilter(NTLMV2Filter.java:154) org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:75)

note The full stack trace of the root cause is available in the - logs.