Hi
I have created a beta release for u8g2 (v2.20.3). Download here: GitHub - olikraus/U8g2_Arduino: U8glib V2 library for Arduino. Install via "add library zip" menu in the Arduino IDE.
U8g2 now contains the new constructor "U8G2_SSD1306_128X64_ALT0_1_HW_I2C" which may solve this problem.
Oliver