ESP 01S can not find any networks

So i have recently started using the esp 01s. After some struggles i managed to upload a program to it. Well, now i tried the wifi functionality with the wifi scan example. Upload was successful, but it couldnt find any networks. I am absolutely clueless

I have used this, years ago, successfully:

http://www.esp8266.com/viewtopic.php?f=29&t=3256

I attached the zip for non-members of that forum.

ESP_WIFISCAN_OLED_ACQUIRE.zip (6.5 KB)