| Severity | Code | Message |
|---|---|---|
| WARNING | formula:assertionUnsatisfied | positive, $pos: ifrs-full:OtherReserves context I-2019 |
| WARNING | formula:assertionUnsatisfied | positive, $pos: ifrs-full:OtherReserves context I-2020 |
| WARNING | formula:assertionUnsatisfied | man_NameOfUltimateParentOfGroup |
| WARNING | formula:assertionUnsatisfied | man_ExplanationOfChangeInNameOfReportingEntityOrOtherMeansOfIdentificationFromEndOfPrecedingReportingPeriod |
| WARNING | formula:assertionUnsatisfied | man_AddressOfRegisteredOfficeOfEntity |