1 files changed, 4 insertions, 0 deletions
diff --git a/src/corelib/io/qprocess.cpp b/src/corelib/io/qprocess.cpp
index f5e9708365..108ee0b7c3 100644
--- a/src/corelib/io/qprocess.cpp
+++ b/src/corelib/io/qprocess.cpp
@@ -2281,6 +2281,10 @@ void QProcess::start(OpenMode mode)
 void QProcess::startCommand(const QString &command, OpenMode mode)
 {
     QStringList args = splitCommand(command);
+    if (args.isEmpty()) {
+        qWarning("QProcess::startCommand: empty or whitespace-only command was provided");
+        return;
+    }
     const QString program = args.takeFirst();
     start(program, args, mode);
 }