A LABEL command was issued with the LABELSOURCE=BARCODE option. The library was unable to detect that the cartridges had valid barcode labels or the library did not have a barcode reader. If a barcode reader is present the reader might be disabled or it is unable to read the labels.
Examine the cartridges to ensure they have barcode labels and they are compatible with the barcode reader. Not all vendors' labels are readable by all libraries. Check that the barcode reader is configured and functioning properly.
None.