Could not post a new receive to the HTTP layer. This will affect conferencing functionality. It wil

OCS_User_Services_32031_EE (Rule)

Could not post a new receive to the HTTP layer. This will affect conferencing functionality. It will be retried, but if this error continues to occur, the Office Communications Server service will need to be restarted.

Knowledge Base article:

Summary

Could not post a new receive to the HTTP layer. This will affect conferencing functionality. It will be retried, but if this error continues to occur, the Office Communications Server service will need to be restarted.

Causes

Low Resource Condition

Resolutions

Restart the server.

Element properties:

TargetMicrosoft_Office_Communications_Server_2007_R2_Enterprise_Edition
CategoryEventCollection
EnabledTrue
Event_ID32031
Event SourceOCS User Services
Alert GenerateTrue
Alert SeverityError
Alert PriorityNormal
RemotableTrue
Alert Message
Could not post a new receive to the HTTP layer. This will affect conferencing functionality. It will be retried, but if this error continues to occur, the Office Communications Server service will need to be restarted.
{0}
Event LogOffice Communications Server

Member Modules:

ID Module Type TypeId RunAs 
CollectEvent DataSource Microsoft.Windows.EventProvider Default
WriteAlert WriteAction System.Health.GenerateAlert Default
WriteToDB WriteAction Microsoft.SystemCenter.CollectEvent Default
WriteToDW WriteAction Microsoft.SystemCenter.DataWarehouse.PublishEventData Default

Source Code:

<Rule ID="OCS_User_Services_32031_EE" Enabled="true" Target="Microsoft_Office_Communications_Server_2007_R2_Enterprise_Edition" ConfirmDelivery="false" Remotable="true" Priority="Normal" DiscardLevel="100">
<Category>EventCollection</Category>
<DataSources>
<DataSource ID="CollectEvent" TypeID="SCWindowsLibrary!Microsoft.Windows.EventProvider">
<ComputerName>$Target/Host/Property[Type="SCWindowsLibrary!Microsoft.Windows.Computer"]/NetworkName$</ComputerName>
<LogName>Office Communications Server</LogName>
<Expression>
<And>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="String">PublisherName</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="String">OCS User Services</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="UnsignedInteger">EventDisplayNumber</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="UnsignedInteger">32031</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
</And>
</Expression>
</DataSource>
</DataSources>
<WriteActions>
<WriteAction ID="WriteToDB" TypeID="SCSystemLibrary!Microsoft.SystemCenter.CollectEvent"/>
<WriteAction ID="WriteAlert" TypeID="SCHealth!System.Health.GenerateAlert">
<Priority>1</Priority>
<Severity>2</Severity>
<AlertMessageId>$MPElement[Name="Could_not_post_a_new_receive_to_the_HTTP_layer__This_will_affect_conferencing_functionality__It_will_be_retried__but_if_this_error_continues_to_occur__the_Office_Communications_Server_service_will_need_to_be_restarted_"]$</AlertMessageId>
<AlertParameters>
<AlertParameter1>$Data/EventDescription$</AlertParameter1>
</AlertParameters>
<Suppression>
<SuppressionValue>$Data/EventDisplayNumber$</SuppressionValue>
<SuppressionValue>$Data/PublisherName$</SuppressionValue>
</Suppression>
</WriteAction>
<WriteAction ID="WriteToDW" TypeID="SCDataWarehouseLibrary!Microsoft.SystemCenter.DataWarehouse.PublishEventData"/>
</WriteActions>
</Rule>