Microsoft (R) Program Maintenance Utility Version 14.16.27049.0 Copyright (C) Microsoft Corporation. All rights reserved. fatal: detected dubious ownership in repository at 'E:/buildsystem/src/mapserver-8-0-vc15x64' 'E:/buildsystem/src/mapserver-8-0-vc15x64' is owned by: 'S-1-5-32-544' but the current user is: 'S-1-5-21-585721234-557451768-3752100678-1001' To add an exception for this directory, call: git config --global --add safe.directory E:/buildsystem/src/mapserver-8-0-vc15x64 NMAKE : fatal error U1077: '"C:\Program Files\Git\cmd\git.EXE"' : return code '0x80' Stop.