SEGGER J-Link Troubleshooting
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This programmer/debugger is an older model and is no longer for sale. Please visit Microchip’s "Programmers and Debuggers" page to find currently available options.

Installation Issues

For Windows operating systems, ensure that

  • JLinkARM.dll
  • SEGGERAccessLink.dll

are available in one of these locations after installation:

  • c:\windows\system32 (32-bit OS)
  • c:\windows\system32 (64-bit OS)
  • c:\windows\sysWOW64 (64-bit OS)

Connection Issues

If you have connection issues, consider the following:

If these did not work for you, see Support.

General Issues

XPI-47: Error messages reported using MPLAB® X IDE and SEGGER plugin are cryptic.

XPI-49: MPLAB X IDE dashboard does not reflect the number of set breakpoints correctly using SEGGER J-Link probe. Even when a breakpoint is used, all breakpoints are shown as available.

XPI-51: Breakpoints set in the program memory with or without pass count do not halt the target.

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