Hi support,
I am trying to update my Aspose Word Libraries to the newest ones, i.e.
aspose.words.jasperreports-2.8.1.jar
aspose.words.java-16.8.0.jar
It seems that these libraries are not signed with the same certificate because I get the following error:
java.lang.SecurityException: class “com.aspose.words.awjr206”'s signer information does not match signer information of other classes in the same package
at java.lang.ClassLoader.checkCerts(ClassLoader.java:895)
at java.lang.ClassLoader.preDefineClass(ClassLoader.java:665)
at java.lang.ClassLoader.defineClass(ClassLoader.java:758)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:467)
at java.net.URLClassLoader.access$100(URLClassLoader.java:73)
at java.net.URLClassLoader$1.run(URLClassLoader.java:368)
at java.net.URLClassLoader$1.run(URLClassLoader.java:362)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:361)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at com.deron.te.bi.report.AsposeBiReportDocxExporter.(AsposeBiReportDocxExporter.java:43)
at com.deron.te.bi.report.BiReportExporterFactory.getReportExporter(BiReportExporterFactory.java:35)
at com.deron.te.bi.report.BiDefaultReport.exportReport(BiDefaultReport.java:1728)
at com.deron.te.bi.report.BiDefaultReport.run(BiDefaultReport.java:211)
at com.deron.te.report.exec.ReportEngine$1.run(ReportEngine.java:446)
END-STACK===============================
Many thanks for your help
Dan
- Share some detail about your use case.
- Your input Word or Jrprint file.
- Please create a simple Java application (source code without compilation errors) that helps us to reproduce your problem on our end and attach it here for testing.
Hi Tahir,
The library aspose.words.jasperreports-2.8.1.jar is signed using a Verisign certificate
but the library aspose.words.java-16.8.0.jar is signed using a Symantec certificate.
Both files must be signed using the SAME certificate because they contain the same package ‘com.aspose.words’.
In the actual state, these libraries can only be used separately.
Many thanks
Dan
dan.albutiu:The library aspose.words.jasperreports-2.8.1.jar is signed using a Verisign certificatebut the library aspose.words.java-16.8.0.jar is signed using a Symantec certificate.
Hi Tahir,
To reproduce the error do these steps:
1) Add on your classpath these jar files
aspose-words-16.8.0-jdk16.jar
aspose.words.jasperreports-6.2.0.jar (from release 2.8.1)
commons-logging-1.2.jar (apache)
jasperreports-javaflow-6.1.1.jar
2) Create this class (package of your choice)
package test;
import com.aspose.words.;
import com.aspose.words.jasperreports.;
public class TestAspose {
public static void main(String[] args) {
System.out.println(“TestAspose start”);
try{
AWDocxExporter exporter = new AWDocxExporter();
}catch(Exception e){
e.printStackTrace();
}
try{
Document srcDoc = new Document();
}catch(Exception e){
e.printStackTrace();
}
System.out.println(“TestAspose end”);
}
}
3) This is the result of the execution of the class
TestAspose start
java.lang.SecurityException: class “com.aspose.words.Document”'s signer information does not match signer information of other classes in the same package
at java.lang.ClassLoader.checkCerts(ClassLoader.java:895)
at java.lang.ClassLoader.preDefineClass(ClassLoader.java:665)
at java.lang.ClassLoader.defineClass(ClassLoader.java:758)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:467)
at java.net.URLClassLoader.access$100(URLClassLoader.java:73)
at java.net.URLClassLoader$1.run(URLClassLoader.java:368)
at java.net.URLClassLoader$1.run(URLClassLoader.java:362)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:361)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at com.deron.te.report.TestAspose.main(TestAspose.java:17)
TestAspose end
4) The solution is to sign the libraries using the same certificate, because they both contain the package ‘com.aspose.words’.
Best regards
Dan
Hi Dan,