java-native-access/jna

Issues somebody may already be working on are listed last. List everything by date

• JNI global references leak when native method registration fails

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 4/5 3-5 days Newbie friendliness 66/100

  java-native-access/jna#1738 · Opened Sep 7, 2026

• Native.register (direct mapping) corrupts/crashes on stack-spilled Structure.ByValue arguments on macOS arm64

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 4/5 3-5 days Newbie friendliness 45/100

  java-native-access/jna#1736 · Opened Aug 21, 2026

• windows/security: explicit LOAD_LIBRARY_SEARCH_SYSTEM32 for system32 dll

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 3/5 1-2 days Newbie friendliness 65/100

  java-native-access/jna#1717 · Opened May 7, 2026

• Windows32Exception - The parameter is incorrect

  May be free again @marktech0813 claimed this 331 days ago, and no pull request is open. Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 4/5 3-5 days Newbie friendliness 35/100

  java-native-access/jna#1700 · 11 comments · Opened Nov 9, 2025

• Error looking up function from current process on Linux

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 4/5 3-5 days Newbie friendliness 35/100

  java-native-access/jna#1698 · 1 comment · Opened Oct 29, 2025

• Add support for libraries based on C-standard library musl

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 4/5 3-5 days Newbie friendliness 45/100

  java-native-access/jna#1694 · Opened Oct 13, 2025

• License issues in jna/native/libffi

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 4/5 3-5 days Newbie friendliness 35/100

  java-native-access/jna#1691 · 4 comments · Opened Oct 1, 2025

• Suggestion for adding methods

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 4/5 3-5 days Newbie friendliness 35/100

  java-native-access/jna#1675 · 1 comment · Opened Jun 25, 2025

• JNA 5.13.0: C++ Side Mutex Creation Fails with "Invalid Memory" Error

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 4/5 3-5 days Newbie friendliness 35/100

  java-native-access/jna#1670 · 5 comments · Opened Apr 26, 2025

• 5.17.0 has a crash on Android 6，NoClassDefFoundError

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 4/5 3-5 days Newbie friendliness 25/100

  java-native-access/jna#1662 · 12 comments · Opened Apr 8, 2025

• Fix building jnidispatch with Android NDK 18+ using Clang/LLVM

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 5/5 Over a week Newbie friendliness 20/100

  java-native-access/jna#1659 · Opened Mar 12, 2025

• hope to suitable for linux-(sw64|sw_64|sw-64)

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 4/5 3-5 days Newbie friendliness 25/100

  java-native-access/jna#1648 · 1 comment · 2 reactions · Opened Dec 27, 2024

• Undefined behaviour when calling ioctl() multiple times

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 4/5 3-5 days Newbie friendliness 35/100

  java-native-access/jna#1632 · 5 comments · Opened Oct 18, 2024

• Very heavy lock contention under load

  May be free again A pull request for this issue was closed without being merged. Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 4/5 3-5 days Newbie friendliness 28/100

  java-native-access/jna#1616 · Opened Jul 12, 2024

• Enable RELRO

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 4/5 3-5 days Newbie friendliness 35/100

  java-native-access/jna#1600 · 4 comments · Opened Apr 1, 2024

• loongarch64 need glibc2.36

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 4/5 3-5 days Newbie friendliness 25/100

  java-native-access/jna#1588 · 29 comments · Opened Jan 15, 2024

• Unsafe increment of mutable static field

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 2/5 1-3 hours Newbie friendliness 45/100

  java-native-access/jna#1575 · 1 comment · Opened Dec 5, 2023

• Unsafe increment of static field

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 2/5 1-3 hours Newbie friendliness 55/100

  java-native-access/jna#1574 · 2 comments · Opened Dec 5, 2023

• Unnecessary synchronisation?

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 3/5 1-2 days Newbie friendliness 48/100

  java-native-access/jna#1573 · 1 comment · Opened Dec 5, 2023

• Unnecessary synchronisation?

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 3/5 1-2 days Newbie friendliness 35/100

  java-native-access/jna#1572 · 1 comment · Opened Dec 5, 2023

• NativeLibrary.getOptions allows options to be mutated

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 3/5 1-2 days Newbie friendliness 45/100

  java-native-access/jna#1571 · 3 comments · Opened Dec 4, 2023

• JDK 19/20 CI intermittent failures / flaky test

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  bug

  Difficulty 4/5 3-5 days Newbie friendliness 30/100

  java-native-access/jna#1546 · 1 comment · Opened Aug 16, 2023

• JNA does not support QNX

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 4/5 3-5 days Newbie friendliness 25/100

  java-native-access/jna#1533 · 3 comments · Opened Jul 24, 2023

• Copyright clause

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 1/5 Under an hour Newbie friendliness 45/100

  java-native-access/jna#1523 · 5 comments · Opened Jun 7, 2023

• Advapi32Util.registryGetStringValue Javadoc says only REG_SZ values are allowed, but implementation also allows REG_EXPAND_SZ

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 2/5 1-3 hours Newbie friendliness 35/100

  java-native-access/jna#1513 · 1 comment · Opened Mar 24, 2023

• Failed to allocate closure when SELinux is enabled and non-root user is used

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 4/5 3-5 days Newbie friendliness 30/100

  java-native-access/jna#1505 · 8 comments · Opened Feb 21, 2023

• Provide support for JEP424 foreign functions

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 5/5 Over a week Newbie friendliness 35/100

  java-native-access/jna#1498 · 8 comments · 4 reactions · Opened Jan 16, 2023

• Improper thread detaching causes deadlock in LDR on Windows 10+

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 5/5 Over a week Newbie friendliness 35/100

  java-native-access/jna#1479 · 21 comments · Opened Nov 15, 2022

• the encoding in test.c affects the compile failure on Windows OS

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 2/5 1-3 hours Newbie friendliness 35/100

  java-native-access/jna#1468 · Opened Sep 30, 2022

• User32.java lacks the 'WindowFromPoint' function

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 2/5 1-3 hours Newbie friendliness 52/100

  java-native-access/jna#1463 · 2 comments · Opened Sep 6, 2022

• Wrong ffi_type for unsigned numbers causes bugs on some platforms

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 4/5 3-5 days Newbie friendliness 35/100

  java-native-access/jna#1435 · 3 comments · 2 reactions · Opened May 7, 2022

• Implement DwmExtendFrameIntoClientArea

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 2/5 1-3 hours Newbie friendliness 42/100

  java-native-access/jna#1430 · 7 comments · Opened Apr 24, 2022

• Kernel32.CreateProcess() also for Unix.

  May be free again @Osiris-Team claimed this 1672 days ago, and no pull request is open. Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 5/5 Over a week Newbie friendliness 30/100

  java-native-access/jna#1417 · 2 comments · Opened Mar 11, 2022

• Windows: JNA fails to load libraries if SetDefaultDllDirectories() was used

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 4/5 3-5 days Newbie friendliness 35/100

  java-native-access/jna#1413 · 1 comment · Opened Feb 4, 2022

• OPTION_INVOKING_METHOD should be a public field

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 1/5 Under an hour Newbie friendliness 45/100

  java-native-access/jna#1394 · 7 comments · Opened Nov 4, 2021

• linjnidispatch.so contains unsafety compilation options

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 4/5 3-5 days Newbie friendliness 25/100

  java-native-access/jna#1387 · 1 comment · Opened Oct 12, 2021

• Split the maven artifact into native libraries and core-jna

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 5/5 Over a week Newbie friendliness 25/100

  java-native-access/jna#1330 · 5 reactions · Opened Mar 29, 2021

• Native Android Build Relies on CPP

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 3/5 1-2 days Newbie friendliness 35/100

  java-native-access/jna#1311 · 1 comment · Opened Feb 11, 2021

• FreeBSD aarch64 support

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 5/5 Over a week Newbie friendliness 20/100

  java-native-access/jna#1309 · 6 comments · Opened Feb 10, 2021

• Please add Windows Application Recovery and Restart API

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 3/5 1-2 days Newbie friendliness 45/100

  java-native-access/jna#1293 · 5 comments · Opened Dec 26, 2020

• Passing same buffer as two method arguments does not read back modified content

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 4/5 3-5 days Newbie friendliness 35/100

  java-native-access/jna#1272 · 1 comment · Opened Nov 21, 2020

• Processes run as admin don't show up in WindowUtils.getAllWindows(boolean)

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 2/5 1-3 hours Newbie friendliness 35/100

  java-native-access/jna#1269 · 5 comments · Opened Nov 17, 2020

• Please add Windows IFileDialog bindings

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 4/5 3-5 days Newbie friendliness 35/100

  java-native-access/jna#1267 · 4 comments · 2 reactions · Opened Nov 9, 2020

• Warnings reported with -Xcheck:jni when using Memory class

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 4/5 3-5 days Newbie friendliness 25/100

  java-native-access/jna#1262 · Opened Nov 4, 2020

• Please add Windows Kernel Debug* Functions

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 2/5 1-3 hours Newbie friendliness 45/100

  java-native-access/jna#1256 · 2 comments · Opened Sep 16, 2020

• Recommended compiler and linker flags when building native library

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 4/5 3-5 days Newbie friendliness 35/100

  java-native-access/jna#1213 · Opened Jun 22, 2020

• Please add Windows 10 Desktop Duplication API support

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 5/5 Over a week Newbie friendliness 25/100

  java-native-access/jna#1207 · 4 comments · Opened May 29, 2020

• JNA should include std::exception::what() in thrown `java.lang.Error`

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 4/5 3-5 days Newbie friendliness 25/100

  java-native-access/jna#1192 · 5 comments · Opened May 14, 2020

• JNA on IBM ZOS (OS/390)

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel
  feature request

  Difficulty 5/5 Over a week Newbie friendliness 25/100

  java-native-access/jna#1173 · 4 comments · Opened Mar 19, 2020

• JVM crash on touchbar mac (other platforms work fine)

  Open

  ⋯Report a problem with this issue

  • Is something wrong?

  • Already taken
  • Not beginner-friendly
  • Stale or invalid
  • Something else…
  • Send Cancel

  Difficulty 4/5 3-5 days Newbie friendliness 30/100

  java-native-access/jna#1151 · 4 comments · Opened Dec 3, 2019