Released: Exchange Server 2013 RTM Cumulative Update 1

I'm getting performance counters errors after installing. Errors like this:

Performance counter updating error. Counter name is Current Connected Sessions, category name is MSExchangeRemotePowershell. Optional code: 3. Exception: The exception thrown is : System.InvalidOperationException: The requested Performance Counter is not a custom counter, it has to be initialized as ReadOnly.

  at System.Diagnostics.PerformanceCounter.InitializeImpl()

  at System.Diagnostics.PerformanceCounter.get_RawValue()

  at Microsoft.Exchange.Diagnostics.ExPerformanceCounter.set_RawValue(Int64 value)

Last worker process info : System.ArgumentException: Process with an Id of 12248 is not running.

  at System.Diagnostics.Process.GetProcessById(Int32 processId)

  at Microsoft.Exchange.Diagnostics.ExPerformanceCounter.GetLastWorkerProcessInfo()

Processes running while Performance counter failed to update:

<process list>

Performance Counters Layout information: FileMappingNotFoundException for category MSExchangeRemotePowershell : Microsoft.Exchange.Diagnostics.FileMappingNotFoundException: Cound not open File mapping for name Globalnetfxcustomperfcounters.1.0msexchangeremotepowershell. Error Details: 2

  at Microsoft.Exchange.Diagnostics.FileMapping.OpenFileMapping(String name, Boolean writable)

  at Microsoft.Exchange.Diagnostics.PerformanceCounterMemoryMappedFile.Initialize(String fileMappingName, Boolean writable)

  at Microsoft.Exchange.Diagnostics.ExPerformanceCounter.GetAllInstancesLayout(String categoryName)