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i am try to run jnlp file through java web start and i am signed all jar files but it occours errors .the error given below. "An error occurred while launching/running the application. Title: ReloadEditor Vendor: ReloadTools Category: Launch File Error
JAR resources in JNLP file are not signed by same certificate."
When you will run the above JNLP, you will get the following Web Start exception:
JAR resources in JNLP file are not signed by same certificate
The reason for this is simple - one of the jar files that you are using was already signed by another party. Here is the way to find it:
jarsigner -certs -verbose -verify activation.jar
You will see a long list of certificates (one for each file). This means that this specific jar was signed by another party (Sun in our case). The solution for the problem is simple - put this jar in a separate JNLP and reference it in your main JNLP: