This is the error you get after staying minutes loading
Emulator: emulator: ERROR: Missing initial data partition file: C: \ Users \ Reinaldo.android \ avd \ 3.7_WVGA_Nexus_One_API_25.avd / userdata.img
This is the error you get after staying minutes loading
Emulator: emulator: ERROR: Missing initial data partition file: C: \ Users \ Reinaldo.android \ avd \ 3.7_WVGA_Nexus_One_API_25.avd / userdata.img
You should receive this as a warning only the first time you started the simulator, otherwise, delete the AVD and create another.
Source: link