what should I do when I lose my old keystore? [duplicate]

This question already has answers here: Closed 11 years ago.

Possible Duplicate:

I lost my .keystore file!

I had lost my app.keystore of version 1.0 and I want to upgrade this app to 1.1 though I have that apk only of version 1.开发者_JAVA技巧0 now How can I upload new version in android market.

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To upload your new version of your app to android market you need to change one of the two attributes in your manifest.

android:versionCode="1"
android:versionName="1.0"

here version code refers to the minor changes to your app code.

and version name refers to the major releases of your code.

cheers..