Prerequisite : Helical Insight 4.0 After manual installation of Helical Insight and fire a POST request url for an API(saveReport.html) which has some special characters(eg:’[’,’]’ e.t.c) we will get below issue To overcome this issues we have followed below step: Add relaxedQueryChars=’^{}|"’ in server.xml in tomcat as follows Thanks,SatyaGopi.
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