Signer information does not match

Question

I\'m receving the following error on log file.

(java.lang.SecurityException: class \"com.adventnet.snmp.snmp2.SecurityModelTable\"\'s signer inform

Answer 1

java.lang.SecurityException: class “org.bouncycastle.asn1.ASN1ObjectIdentifier”‘s signer information does not match signer information of other classes in the same package

Ans: I was also facing same exception when I was trying to make PDF password protected.

I added below jars to resolve the same.

◾itextpdf-5.2.1.jar ◾bcmail-jdk16-1.46.jar ◾bcprov-jdk16-1.46.jar ◾bctsp-jdk16-1.46.jar