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# Class ClusterGroupEmptyException

Indicates an illegal call on empty projection. Thrown by projection when operation that requires at least one node is called on empty projection.

##### Inheritance

System.Object
System.Exception
IgniteException
ClusterGroupEmptyException

##### Implements

System.Runtime.Serialization.ISerializable
System.Runtime.InteropServices._Exception

##### Inherited Members

System.Exception.GetBaseException()
System.Exception.ToString()
System.Exception.GetObjectData(System.Runtime.Serialization.SerializationInfo, System.Runtime.Serialization.StreamingContext)
System.Exception.GetType()
System.Exception.Message
System.Exception.Data
System.Exception.InnerException
System.Exception.TargetSite
System.Exception.StackTrace
System.Exception.HelpLink
System.Exception.Source
System.Exception.HResult
System.Exception.SerializeObjectState
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.MemberwiseClone()

###### Namespace: Apache.Ignite.Core.Cluster

###### Assembly: Apache.Ignite.Core.dll

##### Syntax

    [Serializable]
    public class ClusterGroupEmptyException : IgniteException, ISerializable, _Exception

### Constructors

#### ClusterGroupEmptyException()

Initializes a new instance of the ClusterGroupEmptyException class.

##### Declaration

    public ClusterGroupEmptyException()

#### ClusterGroupEmptyException(SerializationInfo, StreamingContext)

Initializes a new instance of the ClusterGroupEmptyException class.

##### Declaration

    protected ClusterGroupEmptyException(SerializationInfo info, StreamingContext ctx)

##### Parameters

Type | Name | Description
--- | --- | ---
System.Runtime.Serialization.SerializationInfo | info | Serialization info.
System.Runtime.Serialization.StreamingContext | ctx | Streaming context.

#### ClusterGroupEmptyException(String)

Initializes a new instance of the ClusterGroupEmptyException class.

##### Declaration

    public ClusterGroupEmptyException(string msg)

##### Parameters

Type | Name | Description
--- | --- | ---
System.String | msg | Exception message.

#### ClusterGroupEmptyException(String, Exception)

Initializes a new instance of the ClusterGroupEmptyException class.

##### Declaration

    public ClusterGroupEmptyException(string message, Exception cause)

##### Parameters

Type | Name | Description
--- | --- | ---
System.String | message | The message.
System.Exception | cause | The cause.

### Implements

System.Runtime.Serialization.ISerializable
System.Runtime.InteropServices._Exception