X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fapplist.cpp;h=888ab7164cc6a6988531a3285520d74548a39d6a;hb=419360d5e88e4036bc9f4fd6a5068052cf8b8703;hp=922a89eec438e37ff77154ba0bf6cc2853d199ee;hpb=1022ddf831865956795c2bd71c07176ab7eedf66;p=apps%2Fagl-service-windowmanager.git

diff --git a/src/applist.cpp b/src/applist.cpp
index 922a89e..888ab71 100644
--- a/src/applist.cpp
+++ b/src/applist.cpp
@@ -140,7 +140,14 @@ void AppList::removeSurface(unsigned surface){
  */
 shared_ptr<WMClient> AppList::lookUpClient(const string &appid)
 {
-    return this->app2client.at(appid);
+    if(this->app2client.count(appid) != 0)
+    {
+        return this->app2client.at(appid);
+    }
+    else
+    {
+        return nullptr;
+    }
 }
 
 /**