OS: HP 11.x
Oracle version: 8.1.6.x
Problem description:
I'm currently JDBC 1.1. When I went to install JDBC 1.2, it gave me this error. Has anyone seen this error before. If yes, please reply the solution. I really appreciate it.

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Error in loading component installation..
Exception java.lang.NullPointerException occurred..
java.lang.NullPointerException
at
oracle.sysman.oii.oiif.oiifw.OiifwPostDepModesWCCE.doOperation(OiifwPostDepModesWCCE.java:313)

at oracle.sysman.oii.oiif.oiifb.OiifbCondIterator.iterate(OiifbCondIterator.java:140)
at oracle.sysman.oii.oiic.OiicDepWizEngine.doOperation(OiicDepWizEngine.java:339)
at oracle.sysman.oii.oiif.oiifb.OiifbCondIterator.iterate(OiifbCondIterator.java:140)
at oracle.sysman.oii.oiic.OiicPullSession.doOperation(OiicPullSession.java:510)
at oracle.sysman.oii.oiic.OiicSessionWrapper.doOperation(OiicSessionWrapper.java:110)
at oracle.sysman.oii.oiif.oiifb.OiifbLinearIterator.iterate(OiifbLinearIterator.java:116)
at oracle.sysman.oii.oiic.OiicInstaller.run(OiicInstaller.java:306)
at oracle.sysman.oii.oiic.OiicInstaller.main(OiicInstaller.java:467)