UserAgent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.181 Safari/537.36

Steps to reproduce the problem:
I build used ninja have error:
[77/37264] ACTION //build/win:copy_cdb_to_output(//build/toolchain/win:win_clang_x86)
FAILED: cdb/cdb.exe cdb/dbgeng.dll cdb/dbghelp.dll cdb/dbgmodel.dll cdb/winext/ext.dll cdb/winext/uext.dll cdb/winxp/exts.dll cdb/winxp/ntsdexts.dll cdb/api-ms-win-core-console-l1-1-0.dll cdb/api-ms-win-core-datetime-l1-1-0.dll cdb/api-ms-win-core-debug-l1-1-0.dll cdb/api-ms-win-core-errorhandling-l1-1-0.dll cdb/api-ms-win-core-file-l1-1-0.dll cdb/api-ms-win-core-file-l1-2-0.dll cdb/api-ms-win-core-file-l2-1-0.dll cdb/api-ms-win-core-handle-l1-1-0.dll cdb/api-ms-win-core-heap-l1-1-0.dll cdb/api-ms-win-core-interlocked-l1-1-0.dll cdb/api-ms-win-core-libraryloader-l1-1-0.dll cdb/api-ms-win-core-localization-l1-2-0.dll cdb/api-ms-win-core-memory-l1-1-0.dll cdb/api-ms-win-core-namedpipe-l1-1-0.dll cdb/api-ms-win-core-processenvironment-l1-1-0.dll cdb/api-ms-win-core-processthreads-l1-1-0.dll cdb/api-ms-win-core-processthreads-l1-1-1.dll cdb/api-ms-win-core-profile-l1-1-0.dll cdb/api-ms-win-core-rtlsupport-l1-1-0.dll cdb/api-ms-win-core-string-l1-1-0.dll cdb/api-ms-win-core-synch-l1-1-0.dll cdb/api-ms-win-core-synch-l1-2-0.dll cdb/api-ms-win-core-sysinfo-l1-1-0.dll cdb/api-ms-win-core-timezone-l1-1-0.dll cdb/api-ms-win-core-util-l1-1-0.dll cdb/api-ms-win-crt-conio-l1-1-0.dll cdb/api-ms-win-crt-convert-l1-1-0.dll cdb/api-ms-win-crt-environment-l1-1-0.dll cdb/api-ms-win-crt-filesystem-l1-1-0.dll cdb/api-ms-win-crt-heap-l1-1-0.dll cdb/api-ms-win-crt-locale-l1-1-0.dll cdb/api-ms-win-crt-math-l1-1-0.dll cdb/api-ms-win-crt-multibyte-l1-1-0.dll cdb/api-ms-win-crt-private-l1-1-0.dll cdb/api-ms-win-crt-process-l1-1-0.dll cdb/api-ms-win-crt-runtime-l1-1-0.dll cdb/api-ms-win-crt-stdio-l1-1-0.dll cdb/api-ms-win-crt-string-l1-1-0.dll cdb/api-ms-win-crt-time-l1-1-0.dll cdb/api-ms-win-crt-utility-l1-1-0.dll cdb/api-ms-win-eventing-provider-l1-1-0.dll cdb/ucrtbase.dll
C:/code/depot_tools/win_tools-2_7_6_bin/python/bin/python.exe ../../build/win/copy_cdb_to_output.py cdb x86

What is the expected behavior?
Help me

What went wrong?
can not build which ninja

Did this work before? N/A 

Chrome version: 65  Channel: n/a
OS Version: Win 10
Flash Version: