targetCompatibility='1.7'sourceCompatibility='1.7

Error:Errorconverting bytecode to dex:Cause:Dexcannot parse version52bytecode.Thisiscausedbylibrary dependencies that have been compiledusingJava8orabove.Ifyou areusingthe'java'gradle pluginina library submodule add

targetCompatibility='1.7'sourceCompatibility='1.7'to that submodule's build.gradle file.

apply plugin:'java'

sourceCompatibility=1.7

targetCompatibility=1.7

dependencies{

   compile fileTree(dir:'libs',include:['*.jar'])

}