Android add jar reference succeed and build failure

Hello.

first of all thank you for making awesome products.

recently i am working on a android project.
I thought i can refernce a jar file to a Oxygene android project and build it.
But somehow i coudn’t do it.

adding reference in VS 2013 was fine.
even auto-complete recognized all the imported packages’s classes.
awesome. but problem starts when i start to build it.

the compiler shown following error.

Error 12 () UNEXPECTED TOP-LEVEL EXCEPTION:
java.lang.RuntimeException: Exception parsing classes
at com.android.dx.command.dexer.Main.processClass(Main.java:752)
at com.android.dx.command.dexer.Main.processFileBytes(Main.java:718)
at com.android.dx.command.dexer.Main.access$1200(Main.java:85)
at com.android.dx.command.dexer.Main$FileBytesConsumer.processFileBytes(Main.java:1645)
at com.android.dx.cf.direct.ClassPathOpener.processArchive(ClassPathOpener.java:284)
at com.android.dx.cf.direct.ClassPathOpener.processOne(ClassPathOpener.java:166)
at com.android.dx.cf.direct.ClassPathOpener.process(ClassPathOpener.java:144)
at com.android.dx.command.dexer.Main.processOne(Main.java:672)
at com.android.dx.command.dexer.Main.processAllFiles(Main.java:574)
at com.android.dx.command.dexer.Main.runMonoDex(Main.java:311)
at com.android.dx.command.dexer.Main.run(Main.java:277)
at com.android.dx.command.dexer.Main.main(Main.java:245)
at com.android.dx.command.Main.main(Main.java:106)
Caused by: com.android.dx.cf.iface.ParseException: bad class file magic (cafebabe) or version (0034.0000)
at com.android.dx.cf.direct.DirectClassFile.parse0(DirectClassFile.java:472)
at com.android.dx.cf.direct.DirectClassFile.parse(DirectClassFile.java:406)
at com.android.dx.cf.direct.DirectClassFile.parseToInterfacesIfNecessary(DirectClassFile.java:388)
at com.android.dx.cf.direct.DirectClassFile.getMagic(DirectClassFile.java:251)
at com.android.dx.command.dexer.Main.parseClass(Main.java:764)
at com.android.dx.command.dexer.Main.access$1500(Main.java:85)
at com.android.dx.command.dexer.Main$ClassParserTask.call(Main.java:1684)
at com.android.dx.command.dexer.Main.processClass(Main.java:749)
… 12 more
1 error; aborting
C:\Program Files (x86)\MSBuild\RemObjects Software\Oxygene\RemObjects.Oxygene.Cooper.Android.targets 96 5 org.me.androidapplication1

only thing i did is make a blank android project and added a reference.

if i choose false on localcopy build succeed but NoClassDefFoundError on the run time.

Thank you in advance.

Oops. My bad.

I didn’t know that
Jar file for andriod must be Jre 1.7 compatible.

I made a jar for jre 1.7 from same java files. it worked.
the jar was briging class for native libraries and it works like a charm!

I love Oxygene!

can you give us the steps to getting this error? Specifically what java version you compiled against?

thanx, happy hear that!!

—marc