diff --git a/clients/tde/src/part/scope/part.cpp b/clients/tde/src/part/scope/part.cpp
index eb31eea..ae27923 100644
--- a/clients/tde/src/part/scope/part.cpp
+++ b/clients/tde/src/part/scope/part.cpp
@@ -135,6 +135,7 @@ bool ScopePart::closeURL() {
 }
 
 void ScopePart::processLockouts() {
+	// Largest area
 	if (m_connectionActiveAndValid) {
 		if ((m_commHandlerMode < 2) && (m_commHandlerState < 2)) {
 			m_base->setEnabled(false);
@@ -142,28 +143,32 @@ void ScopePart::processLockouts() {
 		else {
 			m_base->setEnabled(true);
 		}
-		if ((m_commHandlerMode < 2) && (m_commHandlerState < 50)) {
-			m_base->groupOscilloscopeTraceControls->setEnabled(false);
-		}
-		else {
-			m_base->groupOscilloscopeTraceControls->setEnabled(true);
-			if (stopTraceUpdate) {
-				m_base->acqStop->setEnabled(false);
-				m_base->acqStart->setEnabled(true);
-				m_base->waveformSave->setEnabled(true);
-				m_base->waveformRecall->setEnabled(true);
-			}
-			else {
-				m_base->acqStop->setEnabled(true);
-				m_base->acqStart->setEnabled(false);
-				m_base->waveformSave->setEnabled(false);
-				m_base->waveformRecall->setEnabled(false);
-			}
-		}
 	}
 	else {
 		m_base->setEnabled(false);
 	}
+
+	// Middle area
+	if ((m_commHandlerMode < 2) && (m_commHandlerState < 50)) {
+		m_base->groupOscilloscopeTraceControls->setEnabled(false);
+	}
+	else {
+		m_base->groupOscilloscopeTraceControls->setEnabled(true);
+	}
+
+	// Least area
+	if (stopTraceUpdate) {
+		m_base->acqStop->setEnabled(false);
+		m_base->acqStart->setEnabled(true);
+		m_base->waveformSave->setEnabled(true);
+		m_base->waveformRecall->setEnabled(true);
+	}
+	else {
+		m_base->acqStop->setEnabled(true);
+		m_base->acqStart->setEnabled(false);
+		m_base->waveformSave->setEnabled(false);
+		m_base->waveformRecall->setEnabled(false);
+	}
 }
 
 void ScopePart::disconnectFromServerCallback() {
@@ -765,6 +770,7 @@ void ScopePart::postProcessTrace() {
 
 void ScopePart::startDAQ() {
 	stopTraceUpdate = false;
+	EXEC_NEXT_STATE_IMMEDIATELY
 }
 
 void ScopePart::stopDAQ() {
diff --git a/lib/libtdekrb/src/tdekrbclientsocket.cpp b/lib/libtdekrb/src/tdekrbclientsocket.cpp
index b49d48d..5a0266e 100644
--- a/lib/libtdekrb/src/tdekrbclientsocket.cpp
+++ b/lib/libtdekrb/src/tdekrbclientsocket.cpp
@@ -168,7 +168,6 @@ TQIODevice::Offset TDEKerberosClientSocket::at() const {
 }
 
 bool TDEKerberosClientSocket::at(TQIODevice::Offset off, int hidebasehack) {
-	long i;
 	bool ret;
 	Q_UNUSED(hidebasehack);
 
@@ -339,7 +338,6 @@ void TDEKerberosClientSocket::setServerFQDN(TQString name) {
 }
 
 TQ_LONG TDEKerberosClientSocket::readBlock(char *data, TQ_ULONG maxlen) {
-	long i;
 	TQ_LONG ret;
 
 	if (kerberosStatus() == KerberosInUse) {
@@ -401,7 +399,6 @@ TQ_LONG TDEKerberosClientSocket::writeBlock(const char *data, TQ_ULONG len) {
 }
 
 TQ_LONG TDEKerberosClientSocket::readLine(char *data, TQ_ULONG maxlen) {
-	long i;
 	TQ_LONG ret;
 
 	if (kerberosStatus() == KerberosInUse) {
@@ -450,7 +447,6 @@ TQ_LONG TDEKerberosClientSocket::readLine(char *data, TQ_ULONG maxlen) {
 }
 
 TQString TDEKerberosClientSocket::readLine() {
-	long i;
 	TQString ret;
 	long maxlen;
 
@@ -545,8 +541,9 @@ void TDEKerberosClientSocket::sendSASLDataToNetwork(const char *buffer, unsigned
 	len = strlen(buf);
 	buf[len] = '\n';
 	buf[len+1] = 0;
-	if (TQSocket::writeBlock(buf, len+1) < 0) {
-		printf("[WARNING] Transmitting data in base64 failed due to short write\n\r");
+	unsigned int ret = TQSocket::writeBlock(buf, len+1);
+	if (ret < (len+1)) {
+		printf("[WARNING] Transmitting data in base64 failed due to short write [wanted: %d wrote: %d]\n\r", len+1, ret);
 	}
 
 	free(buf);
@@ -733,7 +730,6 @@ bool TDEKerberosClientSocket::canReadFrame() {
 }
 
 void TDEKerberosClientSocket::clearFrameTail() {
-	int i;
 	int eofLoc;
 	if (m_bufferLength > 0) {
 		eofLoc = m_buffer->buffer().find(255, m_bufferReadPointer) + 1;
@@ -956,6 +952,11 @@ int TDEKerberosClientSocket::initializeKerberosInterface() {
 	callback->context = NULL;
 	++callback;
 
+	// Clear the buffer from memory
+	m_buffer->close();
+	m_buffer->open(IO_ReadWrite|IO_Truncate);
+	m_bufferReadPointer = 0;
+
 	// Initialize default data structures
 	memset(&secprops, 0L, sizeof(secprops));
 	secprops.maxbufsize = NET_SEC_BUF_SIZE;
diff --git a/lib/libtdekrb/src/tdekrbserversocket.cpp b/lib/libtdekrb/src/tdekrbserversocket.cpp
index 1926cb3..a8c2ecf 100644
--- a/lib/libtdekrb/src/tdekrbserversocket.cpp
+++ b/lib/libtdekrb/src/tdekrbserversocket.cpp
@@ -169,7 +169,6 @@ TQIODevice::Offset TDEKerberosServerSocket::at() const {
 }
 
 bool TDEKerberosServerSocket::at(TQIODevice::Offset off, int hidebasehack) {
-	long i;
 	bool ret;
 	Q_UNUSED(hidebasehack);
 
@@ -348,7 +347,6 @@ void TDEKerberosServerSocket::setServerFQDN(TQString name) {
 }
 
 TQ_LONG TDEKerberosServerSocket::readBlock(char *data, TQ_ULONG maxlen) {
-	long i;
 	TQ_LONG ret;
 
 	if (m_kerberosRequested) {
@@ -410,7 +408,6 @@ TQ_LONG TDEKerberosServerSocket::writeBlock(const char *data, TQ_ULONG len) {
 }
 
 TQ_LONG TDEKerberosServerSocket::readLine(char *data, TQ_ULONG maxlen) {
-	long i;
 	TQ_LONG ret;
 
 	if (m_kerberosRequested) {
@@ -459,7 +456,6 @@ TQ_LONG TDEKerberosServerSocket::readLine(char *data, TQ_ULONG maxlen) {
 }
 
 TQString TDEKerberosServerSocket::readLine() {
-	long i;
 	TQString ret;
 	long maxlen;
 
@@ -554,8 +550,9 @@ void TDEKerberosServerSocket::sendSASLDataToNetwork(const char *buffer, unsigned
 	len = strlen(buf);
 	buf[len] = '\n';
 	buf[len+1] = 0;
-	if (TQSocket::writeBlock(buf, len+1) < (len+1)) {
-		printf("[WARNING] Transmitting data in base64 failed due to short write\n\r");
+	unsigned int ret = TQSocket::writeBlock(buf, len+1);
+	if (ret < (len+1)) {
+		printf("[WARNING] Transmitting data in base64 failed due to short write [wanted: %d wrote: %d]\n\r", len+1, ret);
 	}
 
 	free(buf);
@@ -742,7 +739,6 @@ bool TDEKerberosServerSocket::canReadFrame() {
 }
 
 void TDEKerberosServerSocket::clearFrameTail() {
-	int i;
 	int eofLoc;
 	if (m_bufferLength > 0) {
 		eofLoc = m_buffer->buffer().find(255, m_bufferReadPointer) + 1;
@@ -977,6 +973,11 @@ int TDEKerberosServerSocket::initializeKerberosInterface() {
 	callback->context = NULL;
 	++callback;
 
+	// Clear the buffer from memory
+	m_buffer->close();
+	m_buffer->open(IO_ReadWrite|IO_Truncate);
+	m_bufferReadPointer = 0;
+
 	// Initialize default data structures
 	memset(&secprops, 0L, sizeof(secprops));
 	secprops.maxbufsize = NET_SEC_BUF_SIZE;
diff --git a/lib/libtqtrla/src/tqtrla.cpp b/lib/libtqtrla/src/tqtrla.cpp
index 3fdea05..b3fc1ec 100644
--- a/lib/libtqtrla/src/tqtrla.cpp
+++ b/lib/libtqtrla/src/tqtrla.cpp
@@ -21,6 +21,7 @@
 #include "tqtrla.h"
 
 #include <tqwidget.h>
+#include <tqbuffer.h>
 
 #include <klocale.h>
 #include <kmessagebox.h>
@@ -325,9 +326,30 @@ TQDataStream &operator<<( TQDataStream &s, const TQFloatArray &data ) {
 	TQ_UINT32 i;
 	TQ_UINT32 count = data.count();
 	s << count;
-	for (i=0; i<count; i++) {
-		s << data[i];
+
+	TQIODevice* dev = s.device();
+	if (dev) {
+		// This uses the channel efficiently by writing all the data in one large block
+		TQBuffer ba;
+		ba.open(IO_ReadWrite);
+		TQDataStream ds(&ba);
+		ds.setPrintableData(s.isPrintableData());
+
+		for (i=0; i<count; i++) {
+			ds << data[i];
+		}
+
+		ba.close();
+		TQByteArray buffer = ba.buffer();
+		dev->writeBlock(buffer.data(), buffer.size());
+	}
+	else {
+		// This uses the channel inefficiently by writing the data in byte-sized chunks
+		for (i=0; i<count; i++) {
+			s << data[i];
+		}
 	}
+
 	return s;
 }
 
@@ -346,9 +368,30 @@ TQDataStream &operator<<( TQDataStream &s, const TQDoubleArray &data ) {
 	TQ_UINT32 i;
 	TQ_UINT32 count = data.count();
 	s << count;
-	for (i=0; i<count; i++) {
-		s << data[i];
+
+	TQIODevice* dev = s.device();
+	if (dev) {
+		// This uses the channel efficiently by writing all the data in one large block
+		TQBuffer ba;
+		ba.open(IO_ReadWrite);
+		TQDataStream ds(&ba);
+		ds.setPrintableData(s.isPrintableData());
+
+		for (i=0; i<count; i++) {
+			ds << data[i];
+		}
+
+		ba.close();
+		TQByteArray buffer = ba.buffer();
+		dev->writeBlock(buffer.data(), buffer.size());
+	}
+	else {
+		// This uses the channel inefficiently by writing the data in byte-sized chunks
+		for (i=0; i<count; i++) {
+			s << data[i];
+		}
 	}
+
 	return s;
 }