Merge branch 'Throw_error_when_no_readers_are_available' into 'master'

Throw error when no readers are available



See merge request !69
7 jobs for master in 74 minutes and 32 seconds (queued for 7 minutes and 59 seconds)
Status Job ID Name Coverage
  Test
passed #5829
Linux
clang-c++11

00:20:57

passed #5831
Linux
clang-c++98

00:17:11

passed #5834
Linux
cppcheck

00:00:27

passed #5828
Linux
gcc-c++11

00:07:17

passed #5830
Linux
gcc-c++98

00:04:32

passed #5832
Apple
macos-c++11

00:15:36

passed #5833
Apple
macos-c++98

00:08:30