Update to latest Google Blockly release. Sample op modes can be selected as a template when creating new op mode. Fixed bug where the blocks would disappear temporarily when mouse button is held down. Added blocks for Range.clip and Range.scale. User can now disable/enable Block op modes. ...
or you can continue to program it using the oldBNO055IMUinterface. If you want to be able to quickly switch to a new Control Hub that may contain the BHI260AP IMU, you should migrate your code to use the newIMUinterface.