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Labview Memory Items disappear on project open (critical bug)

When I start my Computer in the morning I have noticed the the project is immediately showing changes without the ability to revert.

 

elibarber_1-1753189539860.png

elibarber_2-1753189565280.png

 

The registers and memory items in my FPGA target disappear, all of them.

elibarber_3-1753189627819.png

 

Will I have to re-create the registers every morning? How can I prevent this from happning? My project is in my C Drive. What can I do to prevent this?

 

The only clue LabVIEW leaves behind is the FIFOs which do not disappear but are corrupted regardless.  

elibarber_4-1753189835923.png

 

 

 

 

Possible reason(s):

LabVIEW FPGA: An internal software error in the LabVIEW FPGA Module has occurred. Please contact National Instruments technical support at ni.com/support.

Additional Information:

Original Error Code: -61496
Original Error Source: niFpgaCommUtilsMatchFxpTypeToIntType.vi<-niFpgaFifoGetState_Version01to06.vi<-niFpgaFifoGetState_Version07.vi<-niFpgaFifoGetState_Version08.vi<-niFpgaFifoGetState_Version09.vi<-niFpgaFifoGetState_Version10.vi<-niFpgaFifoGetState_Version11.vi<-niFpgaFifoGetState_Version12.vi<-niFpgaFifoGetState_Version13.vi<-niFpgaFifoBuildState.vi<-nirvififoGetConfigurationFromTagSet.vi<-nirvififoGetFifoFromPropertyBag.vi:570001<-StockFPGA_ConfigFifoGeneral.vi
<APPEND>
Case Selector Value: 9

 

 

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Obviously, this is something NI needs to investigate, but maybe you could provide a bit more detail in the meantime.

 

  • What is your LabVIEW version?
  • When you say "start my computer in the morning", is this a cold start, a wakeup from hibernation, or a wakeup from sleep?
  • When you say "immediately" are you opening the project or is it still open from pre-sleep?

Good luck!

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  • LabVIEW 2025 Q1 25.1.2f2
    • Real-Time Module
    • FPGA Module
  • Cold start and/or wakeup from sleep. 
  • No. I always close out of LabVIEW at the end of my work day and sleep my computer.

 

Edit: Do you know of anyway of repairing the file? I can see the Registers in the .lvproj when I open up the file in notepad, but I cannot see them when I open up the file in labview. this should be the biggest clue as to what is going on.

getting this, when I try to upload the project file directly so I have attached it as a zip.

 
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