id summary reporter owner description type status milestone component version severity resolution keywords cc 6653 b2.exe crashes a loaded doskey.exe Gert Grossmann Vladimir Prus "OS: Windows 7 64bit Compiler: Microsoft Visual Studio 2010 Create a startup script for every command processor. Create a value ""AutoRun"" in HKEY_CURRENT_USER\Software\Microsoft\Command Processor\ e.g. AutoRun=C:\MyAutoRun.bat Fill C:\MyAutoRun.bat with a doskey command, e.g. doskey ps=powershell.exe $* Open a new command prompt, check execution of C:\MyAutoRun.bat (doskey /macros), chdir to your Boost directory and call for example ""b2 --clean"" This will crash doskey.exe again and again. " Bugs closed To Be Determined build Boost 1.49.0 Problem invalid b2.exe