diff --git a/indra/newview/llpanelenvironment.cpp b/indra/newview/llpanelenvironment.cpp index 034e5f81b4a6d52f1744e65e690f079b5da184f6..554fe6e9bc790282e4ff0a76d03f19026cdcf29f 100644 --- a/indra/newview/llpanelenvironment.cpp +++ b/indra/newview/llpanelenvironment.cpp @@ -736,6 +736,9 @@ void LLPanelEnvironmentInfo::onAltSliderCallback(LLUICtrl *cntrl, const LLSD &da { LLMultiSliderCtrl *sld = (LLMultiSliderCtrl *)cntrl; std::string sld_name = sld->getCurSlider(); + + if (sld_name.empty()) return; + F32 sld_value = sld->getCurSliderValue(); mAltitudes[sld_name].mAltitude = sld_value;