OLED 128x64 Garbled on bottom RHS of screen

Hi, I hope you can help me, I am using a VL53l0x to measure distance and record the value on the oled via a switch statement, the gaebling appears after the value in each switch case is display. See Video and code.

Video: Oled Arduino - YouTube

Regards Doug

Bowles_Measure__WORKING_3_field.ino (6.44 KB)