WinDbg Preview 1.1805.17002.0 Release Notes

Hi everyone! We’ve got a mostly small release rolling out right now, but there’s at least one big change I hope you all will like! New disassembly window We’re starting to revamp some of the more barebones windows that are lacking compared to WinDbg. The first one we’re diving into is the disassembly window! We’ve…

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WinDbg Preview 1.1804.18003.0 Release Notes

Hey everyone! It’s been a while since our last big update, but we have quite a few things to share in the latest version of WinDbg Preview that should be rolling out shortly! Symbol status and cancellation Every once in a while WinDbg will sit saying it’s *BUSY* loading symbols and it’s difficult to determine…

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Time Travel Debugging queries

Overview Do you need to debug something but hate stepping through 100s-1000s lines of code? Do you wish there was a faster way to answer “What is the problem?” If you answered Yes to either, then read on to learn more about using Time Travel Debugging (TTD) queries to streamline debugging. Software is a complex…

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Text highlighting in WinDbg Preview

Hi Everyone! There’s a new update rolling out to WinDbg Preview (version 1.1801.19001.0) with some minor bug fixes and one highly requested feature! We know that sharing the output of your debugger is pretty important for passing along bugs and investigations. Often people spend a big chunk of time forming mails by highlighting important output,…

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Time Travel Debugging recording question

Hi Everyone, Welcome to a new year and we look forward to improving debugging experiences in 2018, including enhancements to Time Travel Debugging (TTD) . We have heard from many of you that while TTD is great, it is not always easy or convenient to use WinDbg Preview to record apps and processes. We want…

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WinDbg Preview 1.1712.15003 Release Notes

Hi Everyone, We’re here with our last update for this year, it’s largely bug fixes, but there’s some nice new TTD and JavaScript functionality! Install it from http://aka.ms/windbgpreview TTD memory queries You can now query TTD for memory accesses similar to how you query for calls today. This allows you to find all of the…

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Time Travel Debugging (TTD) file size

One question we are frequently asked is “What is the size of the TTD files?”. TTD uses trace and index files for the record and replay steps of TTD debugging. See the https://docs.microsoft.com/en-us/windows-hardware/drivers/debugger/time-travel-debugging-trace-file-information for more information on working with TTD files. Trace (.RUN) file stores the recording of the code execution Index (.IDX) file is…

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Time Travel Debugging FAQ

On Monday 09/25, we announced Time Travel Debugging (TTD) as a public preview at CppCon. See the TTD @ CppCon blog for a link to the CppCon video. TTD is integrated into WinDbg Preview and allows you to record the execution of an app or process, replay it both forwards and backwards, and use queries to search through…

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Update on Microsoft’s Symbol Server

Update on Microsoft’s Symbol Server “Can you please make available the symbols for the latest public non-beta Creators Update ntkrnlmp on the MS Symbol server? Having a real hard time debugging issues w/out them.” “We specifically require the symbols for ntoskrnl.exe (ntkrnlmp.pdb) in order to debug a critical deadlock in the file system drivers we…

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WinDbg Preview 1.0.14.0 Release Notes

Hi Everyone! We’re back and rolling out our first major update since TTD was announced! We’ve loved reading through your tweets, feedback, and blog posts about it. Don’t forget to read through the feedback hub and upvote the requests that you like! If you hit any issues with this build, don’t hesitate to leave a…

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