New posts in Android Sdk 2.3

Emulator: emulator: ERROR: AdbHostServer.cpp:102: Unable to connect to adb daemon on port: 5037

Android studio error: An error occurred while trying to compute required packages

java.security.cert.CertPathValidatorException: Trust anchor for certification path not found. Android 2.3

Android.bat file is missing in sdk\tools folder also i do not having AVD & SDK manager in tools so i can replace them

Where is the deployed apk file? how to uninstall it with adb?

Context wants FLAG_ACTIVITY_NEW_TASK but I've already set that flag