2019.09.20 10:24:42 INFO web[][o.s.s.p.ServerPluginRepository] Deploy plugin C (Community) / 1.3.1.1807 / 21428260155e9662780ff609319a9846d3c485af
2019.09.20 10:24:42 INFO web[][o.s.s.p.ServerPluginRepository] Deploy plugin C++ (Community) / 1.3.1.1807 / 21428260155e9662780ff609319a9846d3c485af
(..)
2019.09.20 10:24:42 INFO web[][o.s.s.p.ServerPluginRepository] Deploy plugin SonarCFamily / 6.1.0.11021 / 5b6cf97b7b9382c59ef307fb3596cd35230a7fe2
And it also shows this exception:
There is already a quality profile with name 'Sonar way' for language 'c'
It seems that the C/C++ (Community) plugins can’t be used side-by-side with SonarCFamily. You’ll need to remove one of them (the community or the SonarCFamily plugin).