Monthly Archives: November 2021

Show Window Messages Sent In Time Travel Trace

Continuing from previous look at tracking Progress Bar updates this time we will look more generically at Windows messages being sent. This script + breakpoint commands will product output like below: First we create JavaScript function to translate the message … Continue reading

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Tracking Progress Bar Progress in Time Travel Trace

When analyzing Time Travel Debugging traces it is useful to track when a progress bar is being updated in a Windows app, so we can investigate more details around what is triggering the progress bar update and identify application code … Continue reading

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Case of the Windows 11 Notepad Failed To Launch

From a command prompt tried to launch notepad.exe but nothing happened, and there was no error message. So I launched with WinDbg using DbgX.Shell.exe notepad.exe test.log Hitting “g” in debugger showed the following output: 0:000> g ModLoad: 00007ffa`9b750000 00007ffa`9b781000 C:\WINDOWS\System32\IMM32.DLL … Continue reading

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