Most likely the reason for this error to occur is that the KernelShark GUI is not open (was closed). Signed-off-by: Yordan Karadzhov (VMware) <y.karadz@xxxxxxxxx> --- kernel-shark/src/KsCaptureDialog.cpp | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/kernel-shark/src/KsCaptureDialog.cpp b/kernel-shark/src/KsCaptureDialog.cpp index c877094..acba330 100644 --- a/kernel-shark/src/KsCaptureDialog.cpp +++ b/kernel-shark/src/KsCaptureDialog.cpp @@ -554,6 +554,9 @@ void KsCaptureDialog::_sendOpenReq(const QString &fileName) socket->flush(); socket->disconnectFromServer(); } else { - _captureMon.print(socket->errorString()); + QString error(socket->errorString()); + + error += "\n(maybe KernelShark GUI is not open)"; + _captureMon.print(error); } } -- 2.20.1