From c86f9d81e704fa9f8becb178dba54f7bd94bb105 Mon Sep 17 00:00:00 2001 From: Enrico Forestieri Date: Mon, 12 Jun 2017 21:24:52 +0200 Subject: [PATCH] Avoid a crash if an external template is not installed --- src/frontends/qt4/GuiExternal.cpp | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/src/frontends/qt4/GuiExternal.cpp b/src/frontends/qt4/GuiExternal.cpp index 65790327bb..f940a73010 100644 --- a/src/frontends/qt4/GuiExternal.cpp +++ b/src/frontends/qt4/GuiExternal.cpp @@ -525,7 +525,10 @@ void GuiExternal::updateTemplate() external::TemplateManager::get(); external::Template const * const templ = etm.getTemplateByName( fromqstr(externalCO->itemData(externalCO->currentIndex()).toString())); - externalTB->setPlainText(toqstr(translateIfPossible(templ->helpText))); + externalTB->setPlainText(toqstr(translateIfPossible( + templ ? templ->helpText : docstring()))); + if (!templ) + return; // Ascertain which (if any) transformations the template supports // and disable tabs and Group Boxes hosting unsupported transforms. -- 2.39.2