LabVIEW 2019 SP1 Patch Details

This document contains information about all patches available for the following LabVIEW products:

  • LabVIEW 2019 SP1 (32-bit and 64-bit) for Windows, macOS, and Linux
  • LabVIEW 2019 SP1 Runtime (32-bit and 64-bit) for Windows, macOS, and Linux


All issues fixed in each patch are listed in the tables below. National Instruments strongly recommends that you install the latest patch to all LabVIEW 2019 SP1 installations.


Issues Fixed in LabVIEW 2019 SP1 f1 Patch

ID Description
255940, 315146 Use-after-free issues in the LabVIEW Runtime, which may sporadically hang or crash LabVIEW applications on Linux and macOS systems.
259305 No scrollbar in the Choose Implementation dialog box.
895756 The shipping examples for malleable VIs were not running correctly because of an error in two support VIs. Search Unsorted 1D Array.vim and Sort 1D Array.vim have been fixed to sort correctly when a class provides its own custom sort order.
899392 Performance scales poorly when a large number of resources are registered for cleaning up post VI execution.



Patch Downloads