diff --git a/src/maxsonarez/maxsonarez.cxx b/src/maxsonarez/maxsonarez.cxx index e29453e7..1dd010cc 100644 --- a/src/maxsonarez/maxsonarez.cxx +++ b/src/maxsonarez/maxsonarez.cxx @@ -33,7 +33,8 @@ MAXSONAREZ::MAXSONAREZ(int pin, float aref) { if (!(m_aio = mraa_aio_init(pin))) { - cerr << __FUNCTION__ << "mraa_aio_init() failed." << endl; + throw std::invalid_argument(std::string(__FUNCTION__) + + ": mraa_aio_init() failed, invalid pin?"); return; }