LabVIEW 2019 SP1 Bug Fixes

Updated Dec 2, 2021

Overview

The following items are notable issues fixed between the release of LabVIEW 2019 and LabVIEW 2019 SP1, including additional patches and service packs. If you have an issue ID, you can search this list to validate that the issue has been fixed. This is not an exhaustive list of issues fixed in the current version of LabVIEW 2019 SP1.

Bug Fixes

Back to top

Bug Number

Legacy ID

Description

Details
178494

Packed Library Compatibility Breaks After Implementing Parent Method

When a class uses Call Parent Class Method, but the parent class doesn't implement that method, then adding an implementation to the parent class needlessly requires the child class to recompile. If the classes are in separate packed libraries (PPLs), the child class PPL must be rebuilt.

Workaround:

Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

LabVIEW: 2019

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
217468

Right-Click Menu Commands Fail Intermittently

Some right-click commands fail intermittently. For example, the VI Analyzer command Create » #via_ignore bookmark creates the bookmark but then erroneously deletes it.

Workaround:

Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

LabVIEW: 2015 SP1

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
576923

Crash When Saving VIs With Corrupted Dependency Information

LabVIEW crashes when attempting to repair VIs that have erroneous internal links to subVIs that aren't used on their diagram.

Workaround:

Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

LabVIEW: 2019

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
940922

New Data Value Reference and Delete Data Value Reference Not Usable in Inlined VIs


Workaround:

Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

LabVIEW: 2015 SP1

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
961026

Crash When an Element Is Inserted Into a Map After Changing the Data Type Inside the Map

Workaround:

Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

LabVIEW: 2019

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
954239

Crash Loading VIs When Running a Test Sequence in the TestStand Semiconductor Module

LabVIEW crashes when all of the following conditions are true:
  • LabVIEW is loading VIs as part of running a test sequence in the TestStand Semiconductor Module.
  • TestStand is configured in offline mode.
  • The LabVIEW Adapter is configured to use the LabVIEW Development system.

Workaround:

Right-click a LabVIEW step in TestStand and select Edit Code before running the test sequence. Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

STS Software Bundle: 19.0

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
970593

Editor Responsiveness Is Slow When the Error List Window Is Open and Lists Many Errors

Workaround:

Close the Error List window when editing VIs.
Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

N/A

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
970600

Cannot Uncheck Options for Custom Actions in NI Package Build Specification

Workaround:

Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

LabVIEW: 2019

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
971623

VI Unexpectedly Aborts Execution When Sharing Map With VI That Stopped Executing

Workaround:

Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

LabVIEW: 2019

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
972238

Cannot Build Applications on Mac With Xcode 11 or Later

Workaround:

Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

N/A

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
974168

Right-Click Menu Commands Execute Slowly if Error List Window is Open

Right-click menu commands that are implemented with VIs and use the Right-click Plugin Framework take a long time to complete if the Error List window is open.

Workaround:

Close the Error List window when editing VIs. Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

LabVIEW: 2019

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
985611

Calls to .NET Assembly Functions With Unsigned Parameter Type Are Slow

Calls to .NET assembly functions with unsigned parameter type are much slower in LabVIEW 2019 than they were in LabVIEW 2017.

Workaround:

Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

LabVIEW: 2019 | LabVIEW: 2019 SP1 | LabVIEW: 2020

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
1014363

Search Sorted 1D Array Function Returns Incorrect Nearest Index for Single-Element Arrays

Search Sorted 1D Array returns 1 instead of 0 when searching an array that contains a single element that is a match for the search.

Workaround:

Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

LabVIEW: 2019 SP1 | LabVIEW: 2020

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
1210828

Crash When Using Array Size Inside For Loop That Indexes a Set

When running a VI that iterates over a Set of Arrays with a For Loop and uses the Array Size function on an element, LabVIEW will crash. If you save the VI, then LabVIEW will crash when loading the VI.

For example:
  


Workaround:

Convert the set to an array before operating on the elements. Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

LabVIEW: 2019

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
1229501

Memory Leak When Using "Get Next Non-Text Sibling.vi"

LabVIEW leaks memory when using "Get Next Non-Text Sibling.vi" from NI_XML.lvlib.

Workaround:

Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

LabVIEW: 2020

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
1249120

Crash if Variant to Data Processes ActiveX Data and the Output Is Not Wired

Workaround:

Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

N/A

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
1271213

Slow Execution of Comparison of Variants Containing Large Data

LabVIEW makes unnecessary copies of data when doing comparison operations with Variants, which can result in slower performance in LabVIEW 2017 compared to earlier versions.

Workaround:

Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

N/A

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
1351668

Possible Security Vulnerabilities from SQLite Version 3.4

Newer versions of SQLite include bug fixes and security improvements.

Workaround:

Fixed in the LabVIEW 2019 SP1 f4 Patch.

Reported Version:

N/A

Resolved Version:

LabVIEW 2019 SP1 f4

Added:

May 6, 2021
1100570

LabVIEW Crashes After Selecting a Different .NET Class for a .NET Refnum

LabVIEW crashes after you choose a different class from the Select a .NET Class right-click menu on a .NET Refnum.

Workaround:

Fixed in the LabVIEW 2019 SP1 f5 patch.

Reported Version:

LabVIEW: 2019 SP1

Resolved Version:

LabVIEW 2019 SP1 f5

Added:

Dec 2, 2021
1708546

LabVIEW Crashes After Moving TestStand UI Controls Out of Tab Control

Moving TestStand UI controls out of tab controls in a VI panel with a splitter bar may cause LabVIEW to crash.

Workaround:

Fixed in LabVIEW 2019 SP1 f5 patch.

Reported Version:

LabVIEW: 2019 SP1

Resolved Version:

LabVIEW 2019 SP1 f5

Added:

Dec 2, 2021
1554752

LabVIEW Cannot Build Packages After Installing 64-bit LabVIEW 2019 SP1 f4 Patch

64-bit LabVIEW 2019 SP1 cannot build packages after you install the LabVIEW 2019 SP1 f4 patch because required support files are missing.

Workaround:

Fixed in LabVIEW 2019 SP1 f5 patch.

Reported Version:

LabVIEW: 2019 SP1

Resolved Version:

LabVIEW 2019 SP1 f5

Added:

Dec 2, 2021
1543721

LabVIEW Memory Usage Grows Unnecessarily When Using XControl Properties

LabVIEW may leak memory in running VIs that use XControl property nodes.

Workaround:

Fixed in LabVIEW 2019 SP1 f5 patch.

Reported Version:

LabVIEW: 2020 SP1

Resolved Version:

LabVIEW 2019 SP1 f5

Added:

Dec 2, 2021

Additional Patch Information

Installing some patches may require certain additional steps or considerations. Please refer to the following table for more information about patches for this release. 

Patch Version Description
LabVIEW 2019 SP1 f3 This patch only applies to the LabVIEW 2019 SP1 (32-bit and 64-bit) Development Environment and Runtime Engines for Windows.

Glossary of Terms

 

  • Bug ID - When an issue is reported to NI, you may be given this ID or find it on ni.com.  You may also find IDs posted by NI on the discussion forums or in KnowledgeBase articles.
  • Legacy ID – An older issue ID that refers to the same issue.  You may instead find this issue ID in older known issues documents.
  • Description - A few sentences which describe the problem. The brief description given does not necessarily describe the problem in full detail.
  • Workaround - Possible ways to work around the problem.
  • Reported Version - The earliest version in which the issue was reported.
  • Resolved Version - Version in which the issue was resolved or was no longer applicable. "N/A" indicates that the issue has not been resolved.
  • Date Added - The date the issue was added to the document (not the reported date).