X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fsigsession.cpp;h=ffe37d2008e2ac626aa6c686434b284033872c25;hp=cad702d810c923f818c363940c69a78f83c099ab;hb=e0fc58100fbcd6c3bfd5aecb213d7541a3436622;hpb=3195aeb6a867b6ab54b4a410182467f63f9b79f2

diff --git a/pv/sigsession.cpp b/pv/sigsession.cpp
index cad702d8..ffe37d20 100644
--- a/pv/sigsession.cpp
+++ b/pv/sigsession.cpp
@@ -199,6 +199,13 @@ void SigSession::add_decoder(srd_decoder *const dec,
 {
 	{
 		lock_guard<mutex> lock(_signals_mutex);
+
+		if (!_decode_traces.empty()) {
+			qDebug("Currently only one decode trace can be added "
+				"at once");
+			_decode_traces.clear();
+		}
+
 		shared_ptr<data::Decoder> decoder(
 			new data::Decoder(dec, probes));
 		shared_ptr<view::DecodeSignal> d(