Hello everyone i have been installed : TIB_js-studiocomm_6.16.0 apache-tomcat-9.0.45 jre-8u281-windows-x64 JasperReportsIntegration-2.4.0.0 when i test a datasource in tomcat its success but when i test a report it shows "HTTP Status 500 – Internal Server Error" also i copy "ojdbc7" to "C:Program FilesApache Software FoundationTomcat 9.0lib" and "C:Jasperlib" i have been searching for 2 weeks now .. PLZ i need help