class PAMValidationError(Exception):
    """
    Custom exception raised for an Activity Plan validation Error.
    """

    pass


class PAMSequenceValidationError(PAMValidationError):
    """
    Custom exception raised for an Activity Plan sequence validation Error.
    """

    pass


class PAMTimesValidationError(PAMValidationError):
    """
    Custom exception raised for an Activity Plan Time validation Error.
    """

    pass


class PAMValidationLocationsError(PAMValidationError):
    """
    Custom exception raised for an Activity Plan Locations validation Error.
    """

    pass

class PAMValidationError(Exception):
    """
    Custom exception raised for an Activity Plan validation Error.
    """

    pass


class PAMSequenceValidationError(PAMValidationError):
    """
    Custom exception raised for an Activity Plan sequence validation Error.
    """

    pass


class PAMTimesValidationError(PAMValidationError):
    """
    Custom exception raised for an Activity Plan Time validation Error.
    """

    pass


class PAMValidationLocationsError(PAMValidationError):
    """
    Custom exception raised for an Activity Plan Locations validation Error.
    """

    pass

Custom exception raised for an Activity Plan validation Error. Custom exception raised for an Activity Plan sequence validation Error. Custom exception raised for an Activity Plan Time validation Error. Custom exception raised for an Activity Plan Locations validation Error.