Issue with TIBCO Installation - .dll files not found error

After completion of tibco installation,We may get the error like 'libeay32.dll' file not found error.

This error may be solved by re installing the TIBCO again, If still the same error coming after re-installation then fallow this.

Go to the  C:\WINDOWS here the files below are must be taken backup and delete for new installation if error is coming in re-installation

.TIBCOInstallerInstance ,
TIBCOInstallationHistory.xml ,
vpd.properties and
vpd.properties.tibco.<systemName> 

and also the location for libeay32.dll , ssleay32.dll are bellow

C:\Program Files (x86)\Hewlett-Packard\PC COE 3\OV CMS
C:\tibco\ems\5.1\bin
C:\tibco\tibrv\8.1\bin