Calling External Code

798 topics in this forum

1. LabVIEW crashes when calling OpenCV dll

   By Zyga, January 27, 2015   

   • opencv
   • dll
   • (and 2 more)

     Tagged with:

     • opencv
     • dll
     • wrapper
     • crash
   • 3 replies
   • 6.9k views
   • 
   • JKSH
   • January 28, 2015

2. Register User Events through VI Server

   By T Clancy, January 6, 2011
   • 8 replies
   • 6.9k views
   • 
   • T Clancy
   • January 7, 2011

3. Call Library Function Exception Error

   By viSci, March 15, 2018
   • 13 replies
   • 6.8k views
   • 
   • Aristos Queue
   • March 20, 2018

4. External code to act on a LabVIEW ActiveX event

   By PeterB, January 12, 2010
   • 3 replies
   • 6.8k views
   • 
   • mje
   • January 14, 2010

5. NumericArrayResize

   By prashant_bhutani, May 24, 2010
   • 10 replies
   • 6.8k views
   • 
   • prashant_bhutani
   • May 25, 2010

6. Calling a function from a dll with a pointer to a complex struct

   By russellb78, November 22, 2013   

   • dll
   • struct
   • (and 1 more)

     Tagged with:

     • dll
     • struct
     • pointer
   • 6 replies
   • 6.7k views
   • 
   • russellb78
   • November 26, 2013

7. How to read this structure with union from my Call Library Function Node?

   By IAN CHUNG, July 18, 2019
   • 6 replies
   • 6.6k views
   • 
   • xufeng.ke
   • August 9, 2022

8. dll How to deal with clusters containing clusters?

   By Fred chen, January 13, 2018   

   • cluster
   • 8 replies
   • 6.6k views
   • 
   • JKSH
   • January 17, 2018

9. Upgrading WINUTIL.LLB + Child Window Handler.vi to 64-bit

   By donroth, August 11, 2010
   • 2 replies
   • 6.6k views
   • 
   • donroth
   • August 12, 2010

10. LabVIEW Memory Manager Functions

    By GeorgeG, March 9, 2014
    • 2 replies
    • 6.6k views
    • 
    • GeorgeG
    • March 31, 2014

11. Read Device manager

    By Alex Katsovich, September 12, 2010
    • 5 replies
    • 6.6k views
    • 
    • Alex Katsovich
    • September 26, 2010

12. calling unioins in DLL code

    By Reyneke, April 12, 2011
    • 10 replies
    • 6.5k views
    • 
    • Rolf Kalbermatter
    • April 19, 2011

13. DLL interface problem

    By vhdl, May 18, 2010
    • 9 replies
    • 6.5k views
    • 
    • vhdl
    • May 31, 2010

14. .NET type conversions in LabVIEW

    By pawhan11, July 16, 2018
    • 2 replies
    • 6.4k views
    • 
    • ak_nz
    • September 24, 2018

15. How to kill System Exec?

    By John Lokanis, December 15, 2009
    • 2 replies
    • 6.4k views
    • 
    • John Lokanis
    • December 16, 2009

16. calling dll

    By Nicola Cesca, June 18, 2015   

    • dll
    • sqlite3
    • 9 replies
    • 6.2k views
    • 
    • Nicola Cesca
    • August 3, 2015

17. Managing Structures with Array of Structures as DLL input parameter

    By noplo, August 29, 2012   

    • structures
    • arrays
    • (and 1 more)

      Tagged with:

      • structures
      • arrays
      • pointers
    • 5 replies
    • 6.2k views
    • 
    • noplo
    • September 6, 2012

18. Pointer Problem dll JTAG Macraigor Systems

    By Dawid, October 9, 2014   

    • jtag
    • pointer
    • (and 1 more)

      Tagged with:

      • jtag
      • pointer
      • dll
    • 12 replies
    • 6.2k views
    • 
    • Dawid
    • October 10, 2014

19. Strange delays in loading LabVIEW Vi that call .NET

    By dannyt, March 24, 2014   

    • .net
    • 6 replies
    • 6.2k views
    • 
    • dannyt
    • March 25, 2014

20. Writing .img to a SDcard

    By Bjarne Joergensen, November 26, 2014
    • 13 replies
    • 6.2k views
    • 
    • ThomasGutzler
    • November 30, 2014

21. Microsoft Word format Report Merging

    By nxt2codes, August 17, 2009
    • 6 replies
    • 6.1k views
    • 
    • Kurt Friday
    • September 4, 2009

22. LabVIEW and Python, especially numpy and scipy

    By Nikodem Czechowski, February 17, 2016
    • 1 reply
    • 6.1k views
    • 
    • gb119
    • February 21, 2016

23. UTCNow vs Now .NET call

    By Bjarne Joergensen, April 3, 2014   

    • .net;
    • utcnow
    • (and 1 more)

      Tagged with:

      • .net;
      • utcnow
      • timestamp
    • 3 replies
    • 6.1k views
    • 
    • Rolf Kalbermatter
    • April 7, 2014

24. How to access a LabVIEW buitl ActiveX Server from Visual Basic

    By gyc, May 6, 2011
    • 2 replies
    • 6k views
    • 
    • gyc
    • May 12, 2011

25. LDAP authentication

    By Gepponline, January 30, 2015
    • 3 replies
    • 6k views
    • 
    • drummaniac83
    • January 22, 2016

26. Lifetime of a reference of .NET constructor

    By FraggerFox, November 22, 2011
    • 11 replies
    • 6k views
    • 
    • Aristos Queue
    • November 29, 2011

27. Do we need a pointer sized integer type?

    By mje, October 18, 2013
    • 3 replies
    • 6k views
    • 
    • Rolf Kalbermatter
    • October 20, 2013

28. Launch a floating Windows Form

    By GoGators, February 1, 2010
    • 2 replies
    • 5.9k views
    • 
    • GoGators
    • February 2, 2010

29. Callbacks with DLL, Labview and helper code

    By mmitch, January 25, 2018   

    • callback userevent dll
    • 2 replies
    • 5.9k views
    • 
    • mmitch
    • January 26, 2018

30. CFLNs and exception handling

    By bublina, November 25, 2015
    • 11 replies
    • 5.9k views
    • 
    • bublina
    • November 28, 2015

31. .net constructor problem within .llb plugin

    By PA-Paul, January 18, 2013
    • 4 replies
    • 5.8k views
    • 
    • Rolf Kalbermatter
    • January 21, 2013

32. VI Server connection to external EXE

    By MrYoung, December 9, 2010
    • 4 replies
    • 5.8k views
    • 
    • swenp
    • December 9, 2010

33. import of "waveform"-dll fails

    By mstoeger, September 21, 2009
    • 5 replies
    • 5.7k views
    • 
    • mstoeger
    • September 25, 2009

34. How do I pass this structure with union into my Call Library Function Node?

    By Fred chen, April 13, 2018   

    • structure
    • union
    • 5 replies
    • 5.7k views
    • 
    • Fred chen
    • June 21, 2018

35. LabVIEW data between C#

    By Kousha, January 14, 2010
    • 1 reply
    • 5.7k views
    • 
    • Ashwin S
    • January 14, 2010

36. Reinsert/reinitialize ActiveX container

    By Christian Butcher, April 4, 2017   

    • activex
    • 2 replies
    • 5.6k views
    • 
    • bbean
    • April 5, 2019

37. 2010 blocking Ethernet traffic

    By JoeQ, March 26, 2011
    • 7 replies
    • 5.6k views
    • 
    • Rolf Kalbermatter
    • March 29, 2011

38. Horrible LabVIEW code

    By Neil Pate, February 20, 2015
    • 7 replies
    • 5.5k views
    • 
    • Neil Pate
    • February 23, 2015

39. Setting the timeout for a web service call using .NET

    By John Lokanis, April 9, 2015
    • 3 replies
    • 5.5k views
    • 
    • ak_nz
    • April 9, 2015

40. Passing a data buffer to C++ dll which will fill values and return

    By Madhav, January 7, 2011
    • 4 replies
    • 5.5k views
    • 
    • Rolf Kalbermatter
    • January 10, 2011

41. Sending Array of Clusters To DLL

    By jsousa, June 28, 2010
    • 5 replies
    • 5.5k views
    • 
    • Wolfcastle
    • August 19, 2010

42. Matlab script and MathScript

    By eberaud, September 21, 2015   

    • matlab
    • mathscript
    • 4 replies
    • 5.4k views
    • 
    • eberaud
    • September 23, 2015

43. how to set up VI to receive Window Message sent by another software

    By leaf, August 13, 2010
    • 1 reply
    • 5.4k views
    • 
    • ned
    • August 13, 2010

44. Script working in Python 2.5 and 2.7 doens't when called with labpython

    By Filippo Persia, March 9, 2016
    • 7 replies
    • 5.4k views
    • 
    • Rolf Kalbermatter
    • March 11, 2016

45. Weird looking prototype in CLFN

    By Nut Buster, April 22, 2014   

    • dll
    • error 1097
    • 7 replies
    • 5.3k views
    • 
    • Rolf Kalbermatter
    • May 22, 2014

46. CompactRIO launch an .rtexe from an .rtexe

    By foxman, January 16, 2022
    • 8 replies
    • 5.3k views
    • 
    • hooovahh
    • January 19, 2022

47. Network Status via .net

    By Neil Pate, March 13, 2018
    • 2 replies
    • 5.3k views
    • 
    • FixedWire
    • November 26, 2020

48. C for speed?

    By Gary Rubin, September 13, 2009
    • 6 replies
    • 5.3k views
    • 
    • Gary Rubin
    • September 14, 2009

49. Setting menubar colour

    By Neil Pate, October 5, 2015
    • 10 replies
    • 5.3k views
    • 
    • Rolf Kalbermatter
    • October 16, 2015

50. Returning Python exceptions to LabVIEW

    By Phillip Brooks, April 5, 2022
    • 3 replies
    • 5.3k views
    • 
    • Phillip Brooks
    • April 6, 2022

51. header and dll don't reconize fonction

    By noir_desir, March 6, 2013
    • 4 replies
    • 5.3k views
    • 
    • noir_desir
    • March 6, 2013

52. Sub VI Hangs at "Wait for event" invoke node - ActiveX code

    By Nesara, June 24, 2010
    • 3 replies
    • 5.2k views
    • 
    • Mellroth
    • June 28, 2010

53. launch windows login credential dialog with winAPI

    By drummaniac83, January 22, 2016   

    • windows api
    • win32
    • (and 1 more)

      Tagged with:

      • windows api
      • win32
      • library function
    • 2 replies
    • 5.1k views
    • 
    • GregFreeman
    • January 22, 2016

54. C#/Measurement Studio and TCP with LabVIEW

    By GregFreeman, October 3, 2013
    • 3 replies
    • 5.1k views
    • 
    • GregFreeman
    • October 11, 2013

55. How to dynamically load and unload .NET DLLs?

    By Ben_V, August 19, 2021
    • 3 replies
    • 5.1k views
    • 
    • Rolf Kalbermatter
    • August 20, 2021

56. Office 365/Excel and ActiveX

    By Dan Bookwalter N8DCJ, February 16, 2023
    • 11 replies
    • 5k views
    • 
    • ooth
    • February 20, 2023

57. ActiveX locks unrelated loops?

    By Yamaeda, May 28, 2010
    • 8 replies
    • 5k views
    • 
    • crelf
    • August 25, 2010

58. active x excel

    By superslug, July 19, 2010
    • 5 replies
    • 5k views
    • 
    • superslug
    • July 21, 2010

59. Problems with calling a DLL

    By Nut Buster, September 2, 2013   

    • dll
    • 2 replies
    • 5k views
    • 
    • Nut Buster
    • September 2, 2013

60. Responsibility of deallocation with string arrays and DSSetHandleSize and related

    By Matt W, September 30, 2011
    • 7 replies
    • 4.9k views
    • 
    • Rolf Kalbermatter
    • October 4, 2011

61. LabView-built .dll which makes calls to a .NET assembly

    By NateAtUT, December 5, 2014   

    • .net
    • .dll
    • 1 reply
    • 4.9k views
    • 
    • Rolf Kalbermatter
    • December 5, 2014

62. Python + ScintillaNET + Pylint

    By djolivet, November 3, 2011   

    • python
    • scintillanet
    • (and 2 more)

      Tagged with:

      • python
      • scintillanet
      • labpython
      • pylint
    • 0 replies
    • 4.9k views
    • 
    • djolivet
    • November 3, 2011

63. Problem accessing 32 bit DLL in W7 64 bit

    By Val Brown, July 31, 2010
    • 2 replies
    • 4.8k views
    • 
    • Val Brown
    • August 3, 2010

64. Building an llb "plugin" that calls a .dll...

    By PA-Paul, February 2, 2010
    • 3 replies
    • 4.8k views
    • 
    • Rolf Kalbermatter
    • February 14, 2010

65. How pass VISA resource name as uintptr_t* from C++ to LabVIEW generated DLL?

    By esutton, September 4, 2013
    • 1 reply
    • 4.8k views
    • 
    • Rolf Kalbermatter
    • September 4, 2013

66. Write table to Excel using .NET

    By styrum, June 10, 2016   

    • excel
    • .net
    • (and 1 more)

      Tagged with:

      • excel
      • .net
      • activex
    • 7 replies
    • 4.8k views
    • 
    • ShaunR
    • June 13, 2016

67. MuParser

    By Porter, November 18, 2016
    • 8 replies
    • 4.7k views
    • 
    • Porter
    • August 26, 2017

68. Calling a .NET function on another machine (LV and T-stand)

    By jed, August 25, 2009
    • 4 replies
    • 4.7k views
    • 
    • ragglefrock
    • August 26, 2009

69. .NET Remoting with events in LabVIEW - a complete example

    By candidus, March 10, 2013
    • 1 reply
    • 4.7k views
    • 
    • candidus
    • March 17, 2013

70. DLL with Bundle input crashes

    By Alexander Kocian, April 6, 2017   

    • dll
    • 9 replies
    • 4.7k views
    • 
    • Rolf Kalbermatter
    • April 12, 2017

71. Refresh file associations in windows

    By Michael Aivaliotis, July 16, 2011
    • 2 replies
    • 4.7k views
    • 
    • Michael Aivaliotis
    • July 17, 2011

72. Implementing PING using wsock32.dll

    By g_l_u_p, November 18, 2011   

    • pxi-rt
    • labview7.1
    • (and 3 more)

      Tagged with:

      • pxi-rt
      • labview7.1
      • network
      • external code
      • ping
    • 2 replies
    • 4.6k views
    • 
    • JamesMc86
    • December 19, 2011

73. Using Variants in a Call Library Function, using Interface to Data

    By jbone, October 11, 2011   

    • variant
    • interfave to data
    • (and 1 more)

      Tagged with:

      • variant
      • interfave to data
      • clf
    • 2 replies
    • 4.6k views
    • 
    • jbone
    • October 18, 2011

74. LabVIEW portable pointer sized element

    By Taylorh140, January 4, 2022
    • 11 replies
    • 4.5k views
    • 
    • ShaunR
    • January 6, 2022

75. ActiveX container and Web browser

    By Bjarne Joergensen, July 29, 2009
    • 3 replies
    • 4.5k views
    • 
    • Rolf Kalbermatter
    • July 30, 2009

76. Python script node and gzip?

    By Bill Gilbert, July 5, 2012
    • 6 replies
    • 4.4k views
    • 
    • Bill Gilbert
    • July 6, 2012

77. Calling .net and thread starvation

    By John Lokanis, August 26, 2014
    • 6 replies
    • 4.4k views
    • 
    • John Lokanis
    • August 28, 2014

78. Allocating buffers for external DLL

    By FJ_Sanchez, November 18, 2014   

    • memory
    • snap7
    • (and 2 more)

      Tagged with:

      • memory
      • snap7
      • plc
      • siemens
    • 3 replies
    • 4.4k views
    • 
    • FJ_Sanchez
    • November 18, 2014

79. Controlling PTZ functionality of an ONIF camera from LABVIEW

    By BTS_detroGuy, February 16
    • 9 replies
    • 4.4k views
    • 
    • BTS_detroGuy
    • March 11

80. Running .Net application by App()

    By bartek618, August 6, 2020   

    • .net
    • constructor
    • 4 replies
    • 4.4k views
    • 
    • bartek618
    • August 20, 2020

81. CLF Dll vc++ exception

    By Angle, December 31, 2009
    • 4 replies
    • 4.4k views
    • 
    • Angle
    • March 1, 2010

82. Does anybody know what wcontrol service is on Windows XP

    By dannyt, February 2, 2012   

    • cmd /c net stop wcontrol
    • 7 replies
    • 4.3k views
    • 
    • Saverio
    • February 6, 2012

83. Call OpenOffice macro using SystemExec.vi

    By pgstein104, April 6, 2010
    • 5 replies
    • 4.2k views
    • 
    • asbo
    • April 7, 2010

84. Collection of VI's to dll

    By WayneS, March 11, 2011
    • 3 replies
    • 4.2k views
    • 
    • Wire Warrior
    • March 14, 2011

85. This looks interesting

    By Neil Pate, January 22, 2021
    • 7 replies
    • 4.2k views
    • 
    • Neil Pate
    • January 25, 2021

86. Send cluster / struct from dll with a couple of int's AND a string of text to Labview

    By Neon_Light, May 12, 2023   

    • postlvuserevent
    • dll
    • (and 2 more)

      Tagged with:

      • postlvuserevent
      • dll
      • callback
      • wrapper
    • 6 replies
    • 4.1k views
    • 
    • Rolf Kalbermatter
    • May 13, 2023

87. Can Queues be accessed through CIN?

    By Taylorh140, June 7, 2021
    • 10 replies
    • 4.1k views
    • 
    • Rolf Kalbermatter
    • June 8, 2021

88. What is the Ch interpreter?

    By Phillip Brooks, April 30, 2012   

    • found this on the wikipedia entry for labview
    • 4 replies
    • 4.1k views
    • 
    • Rolf Kalbermatter
    • May 4, 2012

89. pointer dereference issues during call to exported function

    By koushik, September 17, 2014   

    • call_library_node
    • 4 replies
    • 4.1k views
    • 
    • Rolf Kalbermatter
    • September 17, 2014

90. .net error

    By Bjarne Joergensen, September 1, 2010
    • 2 replies
    • 4.1k views
    • 
    • Bjarne Joergensen
    • September 1, 2010

91. Problems exporting a LVOOP class to a .NET interop assembly

    By rayjay, December 12, 2013   

    • .net
    • assembly
    • (and 3 more)

      Tagged with:

      • .net
      • assembly
      • lvoop
      • export
      • class
    • 0 replies
    • 4.1k views
    • 
    • rayjay
    • December 12, 2013

92. CLNs and threading

    By asbo, September 18, 2011
    • 4 replies
    • 4.1k views
    • 
    • asbo
    • September 22, 2011

93. Invoke Node

    By Madhav, July 10, 2011
    • 3 replies
    • 4k views
    • 
    • Saverio
    • July 28, 2011

94. LabPython Error

    By viSci, March 30, 2015
    • 2 replies
    • 4k views
    • 
    • viSci
    • March 30, 2015

95. LuaVIEW and external DLL libraries

    By TimVargo, August 3, 2012
    • 3 replies
    • 4k views
    • 
    • TimVargo
    • August 14, 2012

96. .net "Cannot pass a GCHandle across AppDomains" error

    By Shaun Hayward, August 15, 2011
    • 0 replies
    • 4k views
    • 
    • Shaun Hayward
    • August 15, 2011

97. Solidworks Labview integration

    By Rosu, July 15, 2011
    • 2 replies
    • 4k views
    • 
    • Rosu
    • July 15, 2011

98. Importing modules

    By Coleman, July 1, 2010
    • 2 replies
    • 4k views
    • 
    • Rolf Kalbermatter
    • July 1, 2010

99. Setting up NLog filtering in LabVIEW

    By jr_BobDobbs, August 27, 2015
    • 2 replies
    • 3.9k views
    • 
    • jr_BobDobbs
    • August 27, 2015

100. Gopel boundary scan DLL

     By Bjarne Joergensen, May 13, 2013
     • 6 replies
     • 3.9k views
     • 
     • Bjarne Joergensen
     • June 8, 2013