Exception while packaging for ios

Trying the latest 3.6 SDK I got the following exception:

Error while reinvoking

java.io.IOException: failed to find jar file

        at com.adobe.air.Utils.getJarFile(Utils.java:71)

        at com.adobe.air.ADT.relaunchForIPAIfNecessary(ADT.java:375)

        at com.adobe.air.ADT.detectTarget(ADT.java:690)

        at com.adobe.air.ADT.parsePackage(ADT.java:648)

        at com.adobe.air.ADT.parseArgsAndGo(ADT.java:571)

        at com.adobe.air.ADT.run(ADT.java:419)

        at com.adobe.air.ADT.main(ADT.java:469)

my cmd-line:

java -Xmx16000m  -jar %AIRPATH%\lib\adt.jar  -package -target ipa-debug-interpreter     -provisioning-profile ios\app.mobileprovision     -storetype pkcs12 -storepass xxxxx     -keystore ios\Zertifikate.p12    app.ipa     app.xml    app.swf

any idea

thanks