Installation error: INSTALL_FAILED_MEDIA_UNAVAILABLE?

Question

When I run an android app from eclipse I meet this error and my app does not start:

Installation error: INSTALL_FAILED_MEDIA_UNAVAILABLE

Answer 1

My case worked after I deleted some files or apps on the phone. I use an Htc phone I think the phone needs some amount of space to be available on the internal memory, and the amount of space needed varies from phone to phone