title: LibGDX project doesn't run on my android device
body: <p>So i just created a libGDX project,imported it in intellij and wanted to run it on my android device then i encountered this error :</p>
  
  <blockquote>
    <p>Cause: class
    "org.bouncycastle.jcajce.provider.symmetric.IDEA$Mappings"'s signer
    information does not match signer information of other classes in the
    same package</p>
  </blockquote>
  
  <p>Please can anybody tell me how to fix this?Thank you</p>