SSL with MockServices: Keystore was tampered with, or password was incorrect

I am trying to run mockresponse behind SSL, have valid jks and correct password (verified by keytool) the jks is working normally in production (both ends written using cxf). But in soapui i cannot run it I am still getting this silly error

Thu Jan 29 09:11:40 CET 2009:ERROR:java.io.IOException: Keystore was tampered with, or password was incorrect

   java.io.IOException: Keystore was tampered with, or password was incorrect

    at sun.security.provider.JavaKeyStore.engineLoad(JavaKeyStore.java:788)

    at sun.security.provider.JavaKeyStore$JKS.engineLoad(JavaKeyStore.java:55)

....

   Caused by: java.security.UnrecoverableKeyException: Password verification failed

    at sun.security.provider.JavaKeyStore.engineLoad(JavaKeyStore.java:786)

    ... 21 more

I have setup both the keystore and trustore (the same file) in preferences. I use 2.5 free version.

Do you have any idea what could be bad?

Thanks