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LabVIEW Bugs

Please post LabVIEW bugs here. Please submit these bugs to NI support as well.

429 topics in this forum

  1. Map containing a class and default control value

    By Antoine Chalons,
    • 1 reply
    • 3.7k views

  2. Terrible map bugs on IC-317x Linux RT

    By Antoine Chalons,
    • 1 reply
    • 3k views

  3. Strange behaviour of "Unflatten From XML" (LV 7.1.1)

    By jaegen,
    • 1 reply
    • 0 views

  4. Nested while loop autoindex

    By jzoller,
    • 1 reply
    • 0 views

  5. Value change event not fired on Tab Control

    By jpdrolet,
    • 1 reply
    • 0 views

  6. LabVIEW Crash when using Aquire Input Data.vi

    By TobyD,
    • 1 reply
    • 0 views

  7. Increment/Decrement Button Behavior Change in Slides

    By dafemec,
    • 1 reply
    • 0 views

  8. New VI from template within lvlib file breaks project if vit is in

    By Michael Aivaliotis,
    • 1 reply
    • 0 views

  9. Call Parent Method drawing bug

    By LAVA 1.0 Content,
    • 1 reply
    • 0 views

  10. LV2019 Set IPE Bug (aka. another way to crash LV)

    By LogMAN,   
    • 1 reply
    • 4.6k views

  11. Copy of dir.mnu in user.lib prevent lv restart

    By PJM_labview,
    • 1 reply
    • 0 views

  12. Filter Event Bug

    By Ed Dickens,
    • 1 reply
    • 0 views

  13. XControl value change bug when updating value from "Display State

    By Jeffrey Habets,
    • 1 reply
    • 0 views

  14. Labview7.1 scale front panel on window resize screwy

    By jccorreu,
    • 1 reply
    • 0 views

  15. "Wait for All Notifications" outputs extra null notification

    By Jim Kring,
    • 1 reply
    • 0 views

  16. LVRT: Charts/Graphs/Clusters Don't Update on Remote Front Panel

    By Jeff Plotzke,
    • 1 reply
    • 0 views

  17. Autoscaling bug on Waveform Chart

    By Omar Mussa,
    • 1 reply
    • 0 views

  18. Programmatic Tab color change bug

    By avi,
    • 1 reply
    • 0 views

  19. BSOB: Double Click from Block Diagram to Front Panel

    By pete_dunham,
    • 1 reply
    • 0 views

  20. Crashes with Merge VI

    By SULLutions,
    • 1 reply
    • 0 views

  21. Time display format bug

    By Jeffrey Habets,
    • 1 reply
    • 0 views

  22. Upgrade to 8.5 breaks project

    By ibbuntu,
    • 1 reply
    • 0 views

  23. Flashing windows if caller used to be transparent

    By Mads,
    • 1 reply
    • 0 views

  24. Bug with context help on tabs?

    By SULLutions,
    • 1 reply
    • 0 views

  25. Cant't Get Rid of Window Title Bar on Floating Windows

    By Jim Kring,
    • 1 reply
    • 0 views

  26. Crashing when using 8451 VIs in a lvlib

    By Daklu,
    • 1 reply
    • 0 views

  27. Feedback node crashing bug

    By ammouri,   
    • 1 reply
    • 5.3k views

  28. Generate User Defined Trace Events Crash

    By KFadgen,
    • 0 replies
    • 4.9k views

  29. bug in project explorer with auto-populating foders and vit.

    By Antoine Chalons,
    • 0 replies
    • 4k views

  30. VI and CTL icon 'bug'

    By Mellberg,
    • 0 replies
    • 0 views

  31. Array display bug

    By LAVA 1.0 Content,
    • 0 replies
    • 0 views

  32. Scroll-Bar locks on MCL in Xcontrol with filter mouse down event.

    By Michael Aivaliotis,
    • 0 replies
    • 0 views

  33. FP.IsFrontMost No Longer working in LV 8.5 if The VI is Floating

    By PJM_labview,
    • 0 replies
    • 0 views

  34. Scrollbar on multi-column listbox typedef lose its size

    By Antoine Chalons,
    • 0 replies
    • 0 views

  35. Point-by-point Polynomial not working in LabVIEW 8?

    By crelf,
    • 0 replies
    • 0 views

  36. Always Copy & Python Node Marshal to Named Tuples collision

    By X___,   
    • 0 replies
    • 3.1k views

  37. 2025版本vi重写闪退

    By tylerwindy,
    • 0 replies
    • 4.3k views

  38. New bug: When a double is wired to the Width input...

    By andreasn,
    • 0 replies
    • 0 views

  39. Missing coercion dot

    By Kevin Boronka,
    • 0 replies
    • 4.5k views

  40. Config Data Modify.vi Bug

    By klessm1,
    • 0 replies
    • 0 views

  41. bundle by name selection bug

    By Albert Geven,
    • 0 replies
    • 0 views

  42. Tree Control Bug

    By PJM_labview,
    • 0 replies
    • 6.3k views

  43. Root finder bug

    By pandaman,
    • 0 replies
    • 0 views

  44. Cursor Name dissapears after copy/paste

    By Donald,
    • 0 replies
    • 0 views

  45. Cannot refresh 'Show Buffer Allocations'

    By Khalid,
    • 0 replies
    • 0 views

  46. Width of plot legend, all 2D-Graphs

    By jg69,
    • 0 replies
    • 0 views
    • jg69
    • jg69

  47. 3D Picture Control in Remote Panel

    By Aitor Solar,
    • 0 replies
    • 0 views

  48. LabVIEW 7 crash when I'm use 2 monitors

    By Rouhart Leopold,
    • 0 replies
    • 0 views

  49. Control.TextColor (255,255,255) returns black

    By Francois Normandin,
    • 0 replies
    • 4.8k views

  50. Delete (File) Bug: Confirm input ignored (oops your hard drive is

    By Jim Kring,
    • 0 replies
    • 0 views

  51. DST bug in 'Var2Data' and 'DBVar2Data' for timestamp

    By David Boyd,
    • 0 replies
    • 0 views

  52. Certain types of clusters fail to send over Datasocket or Shared Variable

    By prime8,   
    • 0 replies
    • 5.7k views

  53. Large Array Reading from >2Gb Files with LV 8

    By Chris Davis,
    • 0 replies
    • 0 views

  54. Share your thoughts on LV Bug List (please)!

    By LAVA 1.0 Content,
    • 0 replies
    • 0 views

  55. Keyfocus lost when using key down event in subpanel

    By Pat O,
    • 0 replies
    • 0 views

  56. String control writeback via local... not writing back

    By jzoller,
    • 0 replies
    • 4.3k views

  57. Mixed Signal Graph giving me mixed signals

    By Omar Mussa,
    • 0 replies
    • 0 views

  58. Mixed signal graph plot legend disappears on YScaleIndex change

    By Omar Mussa,
    • 0 replies
    • 0 views

  59. Displaying an Incorrect page in a tab control

    By eaolson,
    • 0 replies
    • 0 views

  60. "rendezvous" input of "Wait at Rendezvous.vi" should be a required

    By Jim Kring,
    • 0 replies
    • 0 views

  61. Ctrl+E is not available in debugger with EXE

    By Michael Aivaliotis,
    • 0 replies
    • 0 views

  62. Data Log File Refnum Type Def Bug

    By Michael Aivaliotis,
    • 0 replies
    • 0 views

  63. Is there any error in the labview pid example(General pid simulator)?

    By Georgesun,
    • 0 replies
    • 3.6k views

  64. Listbox Shift Click: Mouse Move after Final Click

    By Jim Kring,
    • 0 replies
    • 0 views

  65. Bookmarks in malleable VIs do no show up in the bookmark manager

    By X___,   
    • 0 replies
    • 3.1k views

  66. Array of Waveforms Control bug

    By Louis Manfredi,
    • 0 replies
    • 0 views

  67. LabVIEW Obscure/Unclear Message

    By PJM_labview,
    • 0 replies
    • 0 views

  68. NI Motion: "Coordinate ID"... bug?

    By Daklu,
    • 0 replies
    • 0 views

  69. Project->Add Folder: ../example/AB loads all LabVIEW

    By Mike Ashe,
    • 0 replies
    • 0 views

  70. Maximizing Window while Control Hidden Doesn't Behave Properly

    By bmoyer,
    • 0 replies
    • 4k views

  71. Cannot use DAQmx "Change Detection" as a timed loop source in built application (8.0)

    By LAVA 1.0 Content,
    • 0 replies
    • 0 views

  72. "Treat Read-only VIs as Locked" setting doesn't work for lvlib (and

    By Jim Kring,
    • 0 replies
    • 0 views

  73. [CAR] Locked Classes in LabVIEW Project Library generates error at build time

    By jgcode,
    • 0 replies
    • 4.1k views

  74. Using 'Defer Panel Updates' and updating chart causes graphical issues

    By Mellberg,
    • 0 replies
    • 0 views

  75. LabVIEW will crash with a disabled or disabled/grayed Table

    By martin@aerodynamics,
    • 0 replies
    • 0 views

  76. [1D]Menu Ring: Array size changes when programaticaly setting Strings[]

    By James Beleau,
    • 0 replies
    • 0 views

  77. Numeric Format won't allow "Floating Point" and 0 Digits of Precision

    By jaegen,
    • 0 replies
    • 0 views

  78. Normal control becomes "System" control from 7.1.1 to 8.2 (and 8.0)

    By jaegen,
    • 0 replies
    • 0 views

  79. Unflattening string from shift register

    By Mellroth,
    • 0 replies
    • 0 views

  80. Help files for DB Tools don't work with Vista

    By TobyD,
    • 0 replies
    • 0 views

  81. Locked Help Window Automatically Unlocks

    By dhuff,
    • 0 replies
    • 0 views

  82. Trouble with Frontpanel Binding Mass Configuration

    By CQD,
    • 0 replies
    • 0 views

  83. Error : "Memory.cpp", line 342

    By Pandiarajan,
    • 0 replies
    • 0 views

  84. VI Hierarchy doesn't show library labels

    By X___,   
    • 0 replies
    • 6.1k views

  85. Ungroup in tab

    By Aitor Solar,
    • 0 replies
    • 0 views

  86. Vista Taskbar changed on Dev Suite Install 8.6.1

    By jgcode,
    • 0 replies
    • 0 views

  87. Run Time Shortcut Menu Separator Bug

    By PJM_labview,
    • 0 replies
    • 0 views

  88. Timed Loop and Diagram Grid don't play well together

    By Bob Y.,
    • 0 replies
    • 0 views

  89. Run Time Shortcut Menu Separator Bug

    By PJM_labview,
    • 0 replies
    • 0 views

  90. XML Parser Reference Count Crash

    By mje,
    • 0 replies
    • 5k views
    • mje
    • mje

  91. Abort VI Method Will Generate VI Mouse Events

    By PJM_labview,
    • 0 replies
    • 0 views

  92. Problems about 'LegNumRows' in LV8.5

    By yunh.wu,
    • 0 replies
    • 0 views

  93. Problems about Property Node'LegNumRows' in LV8.5

    By Aristos Queue,
    • 0 replies
    • 0 views

  94. Max & Min primitive with 2-D numeric arrays

    By David Boyd,
    • 0 replies
    • 0 views

  95. Property nodes for classes start off as unwirable

    By mje,
    • 0 replies
    • 4.1k views
    • mje
    • mje

  96. Build Text Express VI oddness

    By Ed Dickens,
    • 0 replies
    • 0 views

  97. Register for Events performance issue

    By PJM_labview,
    • 0 replies
    • 4.7k views

  98. LV2019 Map IPE Bug

    By LogMAN,
    • 0 replies
    • 3.4k views

  99. Format into String has problem with precision

    By Bob Y.,
    • 0 replies
    • 0 views

  100. Set Variant Attribute

    By zxcatzeyez,
    • 0 replies
    • 0 views
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