make sure that group has indeed any elements.

This commit is contained in:
suter_a 2021-04-12 07:50:37 +02:00
parent cac1415c3e
commit 8271192f63

View File

@ -6668,6 +6668,9 @@ void PMsrHandler::MakeDetectorGroupingString(TString str, PIntVector &group, TSt
str = "";
}
if (group.size()==0)
return;
UInt_t i=0, j=0;
do {
j = i;