CAR file deployment Issue

Hi We are planning to migrate from Coldfusion Mx 6.1  to Coldfusion 8 While we deploying the CAR file created from MX 6.1 into Coldfusion , None of the SQL datasource is working . Log file containts the below erorr message Error occurred while updating datasources:tedy" "Error","jrpp-10","08/20/08","13:49:36",,"An error occurred while trying to encrypt or decrypt your input string: com.rsa.jsafe.crypto.dr: Could not perform unpadding: invalid pad byte.. " After adding this in JVM config below error occurs -Dcoldfusion.disablejsafe=true Complete JVM Args java.args=-server -Xmx512m -Dsun.io.useCanonCaches=false -XX:MaxPermSize=192m -XX:+UseParallelGC -Dcoldfusion.rootDir={application.home}/../   -Dcoldfusion.classPath={application.home}/../lib/updates,{application.home}/../lib,{application.home}/../gateway/lib/,{application.home}/../wwwroot/WEB-INF/flex/jars,{application.home}/../wwwroot/WEB-INF/cfform/jars -Dcoldfusion.libPath={application.home}/../lib -Dcoldfusion.disablejsafe=true An error occurred while trying to encrypt or decrypt your input string: Given final block not properly padded. "