with windows 6.1.0 installer I was getting the below warning and the same error as above in installation.log. I removed the JAVA_TOOL_OPTIONS and _JAVA_OPTIONS from env variables. Jasperreport server got installed successfully after that. Warning --------------------------- Problem running post-install step. Installation may not complete correctly Error running C:Jaspersoftjasperreports-server-cp-6.1.0/apache-ant/bin/ant.bat import-minimal-ce: BUILD FAILED C:Jaspersoftjasperreports-server-cp-6.1.0buildomaticbinimport-export.xml:279: The following error occurred while executing this line: C:Jaspersoftjasperreports-server-cp-6.1.0buildomaticbinimport-export.xml:158: Java returned: -1 Total time: 1 second Picked up JAVA_TOOL_OPTIONS: -agentlib:jvmhook Picked up _JAVA_OPTIONS: -Xrunjvmhook -Xbootclasspath/a:"C:Program Files (x86)HPUnified Functional Testingbinjava_sharedclasses";"C:Program Files (x86)HPUnified Functional Testingbinjava_sharedclassesjasmine.jar" --------------------------- OK ---------------------------