Remove the quotes from the {build.project_name} and it will work (after clicking tools>visual micro>reload toolchains or restarting).
Edit the platform.txt file in "C:\Users\Tim\AppData\Local\arduino15\packages\Simblee\hardware\Simblee\1.0.2"
Change from
tools.RFDLoader.upload.pattern="{path}{script}" {cmd} {serial.port} "{build.path}" {build.project_name} "{path}" "{compiler.path}"
Change to
tools.RFDLoader.upload.pattern="{path}{script}" {cmd} {serial.port} "{build.path}" {build.project_name} "{path}" "{compiler.path}"
This hardware also does not build with recent arduino ide versions. If you want it to work with the arduino ide then also edit platform.txt and add the core sub folder to "{build.path}/syscalls.c.o"
Change from
recipe.c.combine.pattern="{compiler.path}{compiler.c.elf.cmd}" {compiler.c.elf.flags} -mcpu={build.mcu} {build.extra_flags} "-T{build.variant.path}/{build.ldscript}" "-Wl,-Map,{build.path}/{build.project_name}.map" -Wl,--cref -o "{build.path}/{build.project_name}.elf" "-L{build.path}" -Wl,--warn-common -Wl,--warn-section-align -Wl,--start-group "{build.path}/syscalls.c.o" {object_files} "{build.variant.path}/{build.variant_system_lib}" "{build.variant.path}/libSimblee.a" "{build.variant.path}/libSimbleeBLE.a" "{build.variant.path}/libSimbleeGZLL.a" "{build.variant.path}/libSimbleeForMobile.a" "{build.variant.path}/libSimbleeCOM.a" "{build.path}/{archive_file}" -Wl,--end-group
Change to
recipe.c.combine.pattern="{compiler.path}{compiler.c.elf.cmd}" {compiler.c.elf.flags} -mcpu={build.mcu} {build.extra_flags} "-T{build.variant.path}/{build.ldscript}" "-Wl,-Map,{build.path}/{build.project_name}.map" -Wl,--cref -o "{build.path}/{build.project_name}.elf" "-L{build.path}" -Wl,--warn-common -Wl,--warn-section-align -Wl,--start-group "{build.path}/core/syscalls.c.o" {object_files} "{build.variant.path}/{build.variant_system_lib}" "{build.variant.path}/libSimblee.a" "{build.variant.path}/libSimbleeBLE.a" "{build.variant.path}/libSimbleeGZLL.a" "{build.variant.path}/libSimbleeForMobile.a" "{build.variant.path}/libSimbleeCOM.a" "{build.path}/{archive_file}" -Wl,--end-group