Message type: E = Error
Message class:  DPR_PARTICIPANT - Roles: Messages 
Message number: 802
Message text: Role type &1 is not defined in Customizing
The current role uses the role type &V1&. This role type no longer
exists in Customizing. The status of the system is therefore undefined.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Stop editing the resource and stop using this role
Create the role type again in Customizing
You can now continue to edit the resource
Error message extract from SAP system. Copyright SAP SE.
The SAP error message DPR_PARTICIPANT802 indicates that a specific role type is not defined in the Customizing settings for the SAP Project Management module. This error typically occurs when you are trying to assign a role to a participant in a project, but the role type you are trying to use has not been configured in the system.
Cause: The error is caused by one of the following reasons: The role type you are trying to assign does not exist in the system. The role type has not been properly defined in the Customizing settings. There may be a typo or incorrect entry when specifying the role type.
Solution: To resolve this error, you can follow these steps: Check Role Type Definition: Go to the SAP Customizing Implementation Guide (IMG). Navigate to Project Management > Project Structure > Define Role Types. Verify if the role type you are trying to use is listed. If it is not, you will need to
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