message will display if the camcorder cannot communicate properly with the lens. To correct this error turn the lens until it clicks into the lens mount. If the message does not disappear, unmount the lens, ensure that the lens and camcorder contacts are clean, and then remount the lens.
Only for recording in SD mode. Setting the camcorder to HD mode will cause the camcorder to display the error [HD Incompatible Lens]. EF-S lenses cannot be used.