git check for error:

try to correct bug to compile correctly blc before compiling FlyMonitor.
1 job for master in 18 seconds (queued for 9 seconds)
Status Name Job ID Coverage
failed build #1986


Name Stage Failure
build Build

-- Configuring incomplete, errors occurred!
See also "/builds/gaussier/drone_flyMonitor2/Com_server/build/CMakeFiles/CMakeOutput.log".
make[1]: Entering directory '/builds/gaussier/drone_flyMonitor2/Com_server/build'
make[1]: Leaving directory '/builds/gaussier/drone_flyMonitor2/Com_server/build'
make[1]: *** No targets specified and no makefile found. Stop.
make: *** [flyMonitor] Error 2
Makefile:6: recipe for target 'flyMonitor' failed
ERROR: Job failed: exit code 1