The SH1106 might be using SPI communication instead of I2C. Try configuring the sketch to use that by commenting the SH1106Wire type instantiation line and uncommenting the SSD1306Spi one instead.
The SH1106 might be using SPI communication instead of I2C. Try configuring the sketch to use that by commenting the SH1106Wire type instantiation line and uncommenting the SSD1306Spi one instead.