You might have played with the keystore and java security objects many times.Some of these errors happen when you install it first time     # Java's default cacerts password is "changeit", unless you're on a Mac, where it's "changeme".  # Better to execute it as root, hence sudo su  sudo su - -c /usr/java6_64/bin/keytool -import -trustcacerts -file /tmp/ServerCertficate.crt -keystore /usr/java6_64/jre/lib/security/cacerts -alias diaryfolio_Certificate   #No need of any password while viewing (Just press enter)  /usr/java6_64/bin/keytool -list -v -keystore /usr/java6_64/jre/lib/security/cacerts   >/tmp/java6.abc   Common Errors   1.  Keytool Error with Java lang Exception   keytool error: java.lang.Exception: Input not an X.509 certificate   This may be caused due to  - Not specifying an alias name correctly?  - Space or incorrect blanks  - Check in the certificate (.crt file), if there are any headers or footers before   —–BEGIN CERTIFICATE—–    or a...
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