Java errors when installing on RHEN 5.5

I installed ManageEngine_ServiceDesk_Plus.bin and I received the following errors in my log.txt log and the server won't start.

(May 17, 2010 10:58:10 AM), Install, com.installshield.product.service.product.P
ureJavaProductServiceImpl$DiskSpaceCheck, wrn, null
(May 17, 2010 10:58:13 AM), Install, com.installshield.product.service.product.P
ureJavaProductServiceImpl$DiskSpaceCheck, wrn, null
(May 17, 2010 10:59:03 AM), Install, com.installshield.wizardx.actions.LaunchBro
wserAction, err, java.io.IOException: java.io.IOException: konqueror: not found
STACK_TRACE: 10
java.io.IOException: java.io.IOException: konqueror: not found
    at java.lang.UNIXProcess.<init>(Unknown Source)
    at java.lang.ProcessImpl.start(Unknown Source)
    at java.lang.ProcessBuilder.start(Unknown Source)
    at java.lang.Runtime.exec(Unknown Source)
    at java.lang.Runtime.exec(Unknown Source)
    at com.installshield.util.BrowserLauncher.openURL(BrowserLauncher.java:5
78)
    at com.installshield.wizardx.actions.LaunchBrowserAction.execute(LaunchB
rowserAction.java:62)
    at com.installshield.wizard.RunnableWizardBeanContext.run(RunnableWizard
BeanContext.java:21)

Thanks