Validation rules are enforced when mapping arguments and, in some cases, when you deploy the MBO to Unwired Server. Error/warning messages are generated when validation rules are violated.
| Severity and message |
| Error: Unmapped argument ''{0}'' in operation must have default value, go to the definition page and change the default value. |
| Error: Unmapped argument ''{0}'' in operation must have default value. |
| Error: More than one parameter maps to the same argument in the operation: {0}. |
| Error: Invalid default value for the data type of argument: {0}. |
| Warning: Default value has exceed max length: {0}. |
| Warning: Default value has exceed max length: {0}. |