Root I need help I backed up the playlogos file but then I deleted the original tried to apply lagfix.

[irapbeterthanu]

I need help I backed up the playlogos file but then I deleted the original playlogos tried to apply lagfix. Then after that it rebooted and won't continue after AT&T sign need help. I have Galaxy S running Cognitive. My computer windows 7 ultimate 64-bit.

 

[snapper.fishes]

Two things you can do.
1) Get into recovery mode and push the back up file into the correct directory using adb.
2) Flash the firmware again.

Btw, since you are on AT&T, that mean you are using a Captivate right?