مشكور اخي عندي فيجوال باسيك انتربرايز2017 و عندما اضفط على بويلد لاي مشروع يجيني الخطا التالي 1>C:\Program Files (x86)\Microsoft Visual Studio\2017\Enterprise\MSBuild\15.0\Bin\Microsoft.Common.CurrentVersion.targets(3989,5): error MSB3027: Could not copy "obj\x86\Debug\WindowsApp2.exe" to "bin\x86\Debug\WindowsApp2.exe". Exceeded retry count of 10. Failed. 1>C:\Program Files (x86)\Microsoft Visual Studio\2017\Enterprise\MSBuild\15.0\Bin\Microsoft.Common.CurrentVersion.targets(3989,5): error MSB3021: Unable to copy file "obj\x86\Debug\WindowsApp2.exe" to "bin\x86\Debug\WindowsApp2.exe". Could not find file 'obj\x86\Debug\WindowsApp2.exe'.