Please also have a look at the FAQ, there might be a solution to your issue there. We encourage you to contribute to this repository if you have a solution to these issues
Building with unstable internet connection¶
Building maplab will download and check-out dependencies, which can be very slow depending on the speed of you internet connection. A more detailed answer can be found in the FAQ.
Protobuf errors when changing protoc files¶
Sometimes when changing the
.protoc files the program will segfault when loading a map for example. This is cause by an incompatibility with ccache. Clear the work space
catkin clean --yes and also ccache
ccache -C -z.