diff -r 74c9f037fd5d -r 99ad1390cd33 loggers/loggerqt/src/glxperformancelog.cpp
--- a/loggers/loggerqt/src/glxperformancelog.cpp	Fri Mar 19 09:28:59 2010 +0200
+++ b/loggers/loggerqt/src/glxperformancelog.cpp	Fri Apr 16 14:58:46 2010 +0300
@@ -28,8 +28,9 @@
     if( GlxPerformanceLog::mLogFile.isOpen() == FALSE) {
 	    GlxPerformanceLog::mLogFile.setFileName("glxperlog.txt");
 	    QDir::setCurrent("c:\\data\\");
-	    GlxPerformanceLog::mLogFile.open(QIODevice::Append);
-	    GlxPerformanceLog::mLogFile.setTextModeEnabled(TRUE);
+	    if(GlxPerformanceLog::mLogFile.open(QIODevice::Append)) {
+			 GlxPerformanceLog::mLogFile.setTextModeEnabled(TRUE);
+		}
     }
 }