Message type: E = Error
Message class: CM_EHPRC_COD_COMMON - Compliance Data Messages - Common
Message number: 031
Message text: &1 cannot be deleted; it is used in Basic Material Composition of &2
You want to delete a compliance data object; however, the validation
check has determined that the object is used as a reference in the basic
material composition of another compliance data object.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.