In your previous post, you wrote "i've opened a blank android.keystore in the tersus folder, ...". I'm not sure I understand what you mean by blank.Do you mean that:
1. You've replaced the keystore file that was there, with an empty file you created somehow
2. You've deleted the keystore file and then run the Export wizard and allowed it to create the keystore, based on the questions it prompted you as in the following screenshot:
If it's 1, then you should do 2 instead.
If you're sure you performed 2, than check the following:
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