# BIG PROBLEM: Can not open station!!!

**URL:** <https://tech-community.robotics.abb.com/t/big-problem-can-not-open-station/4980>\
**Category:** RobotStudio\
**Created:** [July 13, 2012, 9:06am UTC](https://tech-community.robotics.abb.com/t/big-problem-can-not-open-station/4980 "2012-07-13T09:06:54Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![kuv-vokl](https://avatars.discourse-cdn.com/v4/letter/k/a9adbd/32.png) [@kuv-vokl](https://tech-community.robotics.abb.com/u/kuv-vokl)\
**Post date:** [July 13, 2012, 9:06am UTC](https://tech-community.robotics.abb.com/t/big-problem-can-not-open-station/4980/1 "2012-07-13T09:06:54Z")

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Hello  
today i have bit problem !  
I can not open the station that i have saved yesterday.

“Unknown Error: Open”

# Error message: RobotStudio .NET exception: Object reference not set to an instance of an object.

Base exception: NullReferenceException  
Object reference not set to an instance of an object.  
at ABB.Robotics.RobotStudio.Stations.RsPathProcedure.get\_ModuleName()  
at ABB.Robotics.RobotStudio.Stations.RsTask.GetDeclarationUrl(IDeclaration declaration)  
at ABB.Robotics.RobotStudio.Stations.RsTask.AddToDeclarationsCache(IDeclaration declaration)  
at ABB.Robotics.RobotStudio.Stations.RsTask.AfterLoad(PimDocument doc)  
at RobotStudio.API.Persistence.PimDocument.LoadXml(Stream xmlStream, String expectedDocType, Int64 pimStreamSize, Nullable`1 requiredGuid) at RobotStudio.API.Persistence.PimDocument.InternalLoad(String fileName, String docType, Boolean readOnly, Nullable`1 requiredGuid)  
at RobotStudio.API.Persistence.PimDocument.Load(String fileName, String docType, Boolean readOnly, Boolean allowExisting, Nullable`1 requiredGuid, ProgressNotification progressDelegate, Double progressStart, Double progressEnd)  
at ABB.Robotics.RobotStudio.Stations.Station.Load(String fileName, Boolean asReadOnly, ProgressNotification progressDelegate, FileNotFoundNotification fileNotFoundDelegate, Boolean loadGeometry)  
at ABBInternal.FileCommands.FileCommandServices.OpenStation(String fileName, Boolean loadGeometry)  
at ABBInternal.FileCommands.OpenStationCommandHandler.OpenStationCommandHandler\_ExecuteCommand(Object sender, ExecuteCommandEventArgs e)  
at ABB.Robotics.RobotStudio.Environment.CommandBarButton.RaiseExecuteCommand(ExecuteCommandReason reason)

Please help  
Regards  
Klaus Vogel

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**Author:** ![Teodor\_Olsson](https://avatars.discourse-cdn.com/v4/letter/t/919ad9/32.png) [@Teodor\_Olsson](https://tech-community.robotics.abb.com/u/Teodor_Olsson)\
**Post date:** [July 13, 2012, 9:18am UTC](https://tech-community.robotics.abb.com/t/big-problem-can-not-open-station/4980/2 "2012-07-13T09:18:51Z")

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Hi,

Do you run the latest version of RobotStudio (5.14.03.01)?

If not:  
[http://www.abb.com/roboticssoftware](http://www.abb.com/roboticssoftware) → Downloads

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**Author:** ![kuv-vokl](https://avatars.discourse-cdn.com/v4/letter/k/a9adbd/32.png) [@kuv-vokl](https://tech-community.robotics.abb.com/u/kuv-vokl)\
**Post date:** [July 13, 2012, 9:41am UTC](https://tech-community.robotics.abb.com/t/big-problem-can-not-open-station/4980/3 "2012-07-13T09:41:15Z")

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Hello,  
yes, i have.

RobotStudio 5.14.03

Version 5.14.4771.3070

Please help, my whole work from many days is gone :grinning::grinning::grinning:

Thanks  
Klaus Vogel