How did you start microemulator?

Do you have the latest jar file of Opera Mini?

Go to http://www.opera.com/mobile/download/versions/ select your Opera Mini version, hitw View Downloalink, download opera-mini-latest-advanced-en.jad and opera-mini-latest-advanced-en.jar.

May be you will use http://mini.opera.com/download-7/opera-mini-latest-advanced-en.jad?no_redir&ismobile=false and http://mini.opera.com/download-7/opera-mini-latest-advanced-en.jar?no_redir&ismobile=false for latest Opera Mini 8.

On my emu only 7.1 worked.

Did you store the opera-mini-7.1.32052-advanced-en.jar and ...jad (or newer) into microemulator's subfolder /apps?

In Shell with java -jar microemulator.jar After start of micromeulator select File -> Open Midlet file Select opera-mini-7.1.32052-advanced-en.jar Select Start in Opera Mini emulated phone Opera Mini should start now