Exchange related are getting frozen with error message : OutOfMemoryException

Hello Team,

All Exchange related jobs are going to frozen state with error message:

Can someone check if any configuration changes required to Exchange server?

ErrorMessages = (2019-11-06 19:00:09.630) [1777018] Error executing synchronization project (Hybrid Exchange)'s workflow (Provisioning).
[1777124] Error executing projection step (RemoteMailbox) of projection configuration (Provisioning (Provisioning)).
[1777219] Error executing synchronization step (RemoteMailbox)!
[1777028] Error loading a system object using its prototype (************)!
[System.Management.Automation.CmdletInvocationException] Exception of type 'System.OutOfMemoryException' was thrown.
[System.Management.Automation.RuntimeException] Exception of type 'System.OutOfMemoryException' was thrown.
[System.OutOfMemoryException] Exception of type 'System.OutOfMemoryException' was thrown.
at VI.Projector.JobComponent.ProjectorComponent._AdHocProjection()
at VI.Projector.Database.ProjectorExecutor.Project(ISession session, IProjectionConfiguration configuration, ProjectionOption options,
ISystemObject adHocObject, CancellationToken cancellationToken)
at VI.Projector.Projection.Extensions.Execute(IProjectorEngine engine, IProjectionConfiguration configuration, ProjectionOption options
, ISystemObject adHocObject, CancellationToken cancellationToken)
at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken)
at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
---- Start of Inner Exception ----
at VI.Projector.Projection.ProjectorEngine.<ExecuteAsync>d__3.MoveNext()
---- Start of Inner Exception ----
at VI.Projector.Projection.ProjectorEngine.<ExecuteAsync>d__3.MoveNext()
---- Start of Inner Exception ----
at VI.Projector.Projection.ProjectorEngine.<ExecuteAsync>d__3.MoveNext()
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
--- End of stack trace from previous location where exception was thrown ---
at VI.Projector.Projection.ProjectionStrategy.<ExecuteStepAsync>d__2.MoveNext()
---- Start of Inner Exception ----
at VI.Projector.Projection.ProjectionStrategy.<ExecuteStepAsync>d__2.MoveNext()
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
--- End of stack trace from previous location where exception was thrown ---
at VI.Projector.Projection.ProjectionStrategyBase.<OnExecuteStepAsync>d__2.MoveNext()
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
--- End of stack trace from previous location where exception was thrown ---
at VI.Projector.Projection.AdhocProjectionStrategy.<LoadObjectCollectionsAsync>d__2.MoveNext()
at VI.Projector.Projection.AdhocProjectionStrategy._GetAdhocCounterParts(IProjectionStep step, ProjectionDirection projectionDirection, ISystemObject adHocObject, ISchemaProperty[] propertiesToLoadLeft, ISchemaProperty[] propertiesToLoadRight, Boolean& stepFits)
at VI.Projector.Connection.SystemConnection.QueryObject(ISystemObject prototype, QueryByExampleOptions query)
---- Start of Inner Exception ----
at System.Management.Automation.Runspaces.LocalPipeline.InvokeThreadProc()
at System.Management.Automation.Runspaces.LocalPipeline.InvokeHelper()
at System.Management.Automation.Internal.PipelineProcessor.SynchronousExecuteEnumerate(Object input, Hashtable errorResults, Boolean enumerate)
---- Start of Inner Exception ----
at lambda_method(Closure , Object[] , StrongBox`1[] , InterpretedFrame )
at System.Management.Automation.ExceptionHandlingOps.CheckActionPreference(FunctionContext funcContext, Exception exception)
---- Start of Inner Exception ----
at lambda_method(Closure , Object[] , StrongBox`1[] , InterpretedFrame )
at System.Management.Automation.EnumerableOps.AddObject(ExecutionContext context, IEnumerator lhs, Object rhs)
at System.Collections.ArrayList.Add(Object value)
at System.Collections.ArrayList.EnsureCapacity(Int32 min)
at System.Collections.ArrayList.set_Capacity(Int32 value)
Synchronization ended with errors.