| ERROR | invalid element string in the rule condition |
| CAUSE | An attempt was made to use an invalid element or a valid element in invalid position in the rule condition. |
| ACTION | Correct the rule condition and try again. |
| ERROR | invalid element string in the rule condition |
| CAUSE | An attempt was made to use an invalid element or a valid element in invalid position in the rule condition. |
| ACTION | Correct the rule condition and try again. |