NI LabView 2020 version 20.0f1

1009923 Using Asynchronous Calls by Reference in LabVIEW 2019 SP1 can cause a memory leak.
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1057446 Dynamic Dispatch method overrides do not save updates
In specific situations, changes made to method overrides will not save. Reopening the VI after saving changes will show the previous code. This prevents users from updating Dynamic Dispatch VIs for child classes.
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997305 LabVIEW can crash or display incorrect text characters when "Use Unicode UTF-8" option enabled in Windows
On systems that have the Windows option "Beta: Use Unicode UTF-8 for worldwide language support" enabled in Region settings, LabVIEW can crash or display garbled text in some languages. To find the Region settings go to Control Panel > Region > Administrative > Change system locale… This option causes the system default code page to be UTF-8, which LabVIEW does not support. R&D made changes in the LabVIEW 2020 f1 patch to prevent the crash, but some text will still display incorrectly in some languages.
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1054835 SHA-256/SHA-224 results are incorrect for some message sizes
LabVIEW returns the wrong value for a SHA-256 and SHA-224 for message sizes 56, 120, …, (N*64+56) bytes
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1019181 Unable to install package: ni-vipm
An error can occur during the LabVIEW 2020 installation which prevents the install of the package ni-vipm
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1056583 Right-clicking on a class wire/terminal/control when when right-click plugins causes crash
When using right-click plugins, LabVIEW can sometimes crash if right clicking on a class wire, terminal, or control.
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1014647 LabVIEW hangs when the LabVIEW CLI tries to disconnect from the target LabVIEW instance
Automated build systems using the LabVIEW CLI can cause LabVIEW to hang sometimes when disconnecting in the middle of a build.
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1009119 XControls do not load correctly when placed in subVI
When a XControl is placed in a subVI, the XControl may not appear.
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1048670 LabVIEW crashes with id 0xC0000005 when using some forms of error tracing
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1078977 LabVIEW 2020 crashes when using the File >> New.. dialog and selecting Class or Interface
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1000558 LabVIEW can crash when the Class Hierarchy window is open and missing dependency
If there is a class or interface which has a missing dependency class or interface and the LabVIEW Class Hierarchy window is open and the missing dependency is selected when you close the project or quit LabVIEW, a crash may be encountered.
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1047200 VI for Override Throws Error 7 when overriding Packed Library with Debugging Enabled in LabVIEW 2020
Try to create an override VI in a child class which inherits from a parent inside a Packed Project Library and debugging is enabled, it fails with Error 7.
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1072837 Casting Utility For Actors.vim has incorrect error handling
When messages are created for interfaces there may be incorrect error handling behavior due to wiring in the Casting Utility For Actors.vim
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1055195 "Casting Utility For Actors.vim" causes dependency issue when used in a PPL

Development Environment

Processor Pentium 4M (or equivalent) or later (32-bit) / Pentium 4 G1 (or equivalent) or later (64-bit)
RAM 1 GB
Screen Resolution 1024 x 768 pixels
Operating System
- Windows 10 (version 1909)/8.1 Update 1**/7 SP1***
- Windows Server 2016
- Windows Server 2012 R2**
- Windows Server 2008 R2 SP1***
Disk Space 5 GB (includes default drivers)
Color Palette LabVIEW and the LabVIEW Help contain 16-bit color graphics. LabVIEW requires a minimum color palette setting of 16-bit color.
Temporary Files Directory LabVIEW uses a directory for storing temporary files. NI recommends that you have several megabytes of disk space available for this temporary directory.
Adobe Reader You must have Adobe Reader 7.0 or later installed to search PDF versions of all LabVIEW manuals.

** NI software installs VC2015 Runtime and .NET 4.6.2. Windows 8.1 and Windows Server 2012 R2 require Microsoft updates to support these items.
*** NI software is signed with a SHA-256 certificate. Windows 7 SP1, Windows Embedded Standard 7 SP1, and Windows Server 2008 R2 SP1 require Microsoft updates to support SHA-256.