Message type: E = Error
Message class:  DGHU - Messages for Handling Unit and Dynam. Classification 
Message number: 167
Message text: Profile for exception &1 does not allow assignment to an HU item
Exceptions can be determined for different objects. The assignment
profile is used to control for which objects the exception can be
defined.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Use the input help to select an exception.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message DGHU167 indicates that there is an issue with the handling unit (HU) assignment in relation to a specific profile. This error typically arises when the handling unit item you are trying to assign does not comply with the rules defined in the exception profile.
Cause: The error can occur due to several reasons: Profile Restrictions: The exception profile associated with the handling unit does not allow the type of assignment you are attempting. This could be due to restrictions on the handling unit type, item category, or other parameters defined in the profile.
Configuration Issues: There may be a misconfiguration in the handling unit management settings or the exception profile itself. Incompatible Item Types: The item you are trying to assign to the handling unit may not be compatible with the handling unit's profile.
Solution: To resolve the DGHU167 error, you can take the following steps: Check Exception Profile: Go to the configuration settings for
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