I have the problem with new Android Emulator 27.0.2. Emulator won't starts. First launch of emu is successful after emulator sdk reinstall, but every second launch is unsuccessful.
Cold boot of virtual device not helps, Emulated performance: Graphics: Software - GLES 2.0 option change at virtual device configuration not helps. Video driver for Intel HD 4400 is latest, reinstall not helps.
9:02 Emulator: getGLES2ExtensionString: Could not find GLES 2.x config!
9:02 Emulator: Failed to obtain GLES 2.x extensions string!
9:02 Emulator: emulator: ERROR: Could not initialize OpenglES emulation, use '-gpu off' to disable it.
9:02 Emulator: Process finished with exit code -1073741819 (0xC0000005)
The solutions for me was to change buildToolsVersion for current version. In my case for:
in app-level
build.gradle