coverity#1000852 Uncaught exception

Change-Id: Iaab0c992497b7d6b2da67cf65ade099c784c7a94

svx/source/gengal/gengal.cxx

@@ -275,6 +275,8 @@ ReadResponseFile(std::vector<INetURLObject> & rFiles, OUString const& rInput)
 
 int GalApp::Main()
 {
+    try
+    {
         OUString aPath, aDestDir;
         OUString aName( "Default name" );
         std::vector<INetURLObject> aFiles;
@@ -314,6 +316,12 @@ int GalApp::Main()
             return PrintHelp();
 
         createTheme( aName, aPath, aDestDir, aFiles, mbRelativeURLs );
+    }
+    catch (const uno::Exception& e)
+    {
+        SAL_WARN("vcl.app", "Fatal exception: " << e.Message);
+        return EXIT_FAILURE;
+    }
 
     return EXIT_SUCCESS;
 }