Looks like there is an error with apk compile process for 2012.873.
Testing device: Samsung Galaxy S ( GT-I9000 )
Firmware version: 2.3.3
Build number: GINGERBREAD.BOJV9
When I tried to install apk compiled with version 2012.873 here is what I get:
adb install -r someapp.apk
1382 KB/s (9314491 bytes in 6.579s)
pkg: /data/local/tmp/someapp.apk
Failure [INSTALL\_FAILED\_INVALID\_APK]
Same source code compiled with version 2012.873:
adb install -r someapp.apk
1336 KB/s (9228639 bytes in 6.741s)
pkg: /data/local/tmp/someapp.apk
Success
[import]uid: 123747 topic_id: 29601 reply_id: 329601[/import]