diff --git a/interface/resources/qml/hifi/AssetServer.qml b/interface/resources/qml/hifi/AssetServer.qml
index 9eb9bde7df..ad337a6361 100644
--- a/interface/resources/qml/hifi/AssetServer.qml
+++ b/interface/resources/qml/hifi/AssetServer.qml
@@ -81,14 +81,16 @@ Windows.ScrollingWindow {
     }
 
     function doDeleteFile(paths) {
+        console.log("Deleting " + paths);
+
         Assets.deleteMappings(paths, function(err) {
             if (err) {
-                console.log("Asset browser - error deleting paths: ", err);
+                console.log("Asset browser - error deleting paths: ", paths, err);
 
-                box = errorMessageBox("There was an error deleting:\n" + err);
+                box = errorMessageBox("There was an error deleting:\n" + paths + "\n" + err);
                 box.selected.connect(reload);
             } else {
-                console.log("Asset browser - finished deleting paths");
+                console.log("Asset browser - finished deleting paths: ", paths);
                 reload();
             }
         });
@@ -115,11 +117,11 @@ Windows.ScrollingWindow {
 
         Assets.renameMapping(oldPath, newPath, function(err) {
             if (err) {
-                console.log("Asset browser - error renaming:", err);
+                console.log("Asset browser - error renaming: ", oldPath, "=>", newPath, " - error ", err);
                 box = errorMessageBox("There was an error renaming:\n" + oldPath + " to " + newPath + "\n" + err);
                 box.selected.connect(reload);
             } else {
-                console.log("Asset browser - finished rename");
+                console.log("Asset browser - finished rename: ", oldPath, "=>", newPath);
             }
 
             reload();
@@ -278,7 +280,7 @@ Windows.ScrollingWindow {
                             gravity = Vec3.multiply(Vec3.fromPolar(Math.PI / 2, 0), 0);
                         }
 
-                        print("Asset browser - adding asset " + name + " to world.");
+                        print("Asset browser - adding asset " + url + " (" + name + ") to world.");
 
                         // Entities.addEntity doesn't work from QML, so we use this.
                         Entities.addModelEntity(name, url, "", shapeType, dynamic, collisionless, grabbable, addPosition, gravity);
@@ -424,7 +426,7 @@ Windows.ScrollingWindow {
                     uploadProgressLabel.text = "In progress...";
                 },
                 function(err, path) {
-                    print(err);
+                    print(err, path);
                     if (err === "") {
                         uploadProgressLabel.text = "Upload Complete";
                         timer.interval = 1000;
@@ -435,7 +437,7 @@ Windows.ScrollingWindow {
                             uploadOpen = false;
                         });
                         timer.start();
-                        console.log("Asset Browser - finished uploading");
+                        console.log("Asset Browser - finished uploading: ", fileUrl);
                         reload();
                     } else {
                         uploadSpinner.visible = false;
@@ -443,7 +445,7 @@ Windows.ScrollingWindow {
                         uploadOpen = false;
 
                         if (err !== -1) {
-                            console.log("Asset Browser - error uploading:", err);
+                            console.log("Asset Browser - error uploading: ", fileUrl, " - error ", err);
                             var box = errorMessageBox("There was an error uploading:\n" + fileUrl + "\n" + err);
                             box.selected.connect(reload);
                         }
diff --git a/interface/resources/qml/hifi/RootHttpRequest.qml b/interface/resources/qml/hifi/RootHttpRequest.qml
index b1397dfcbf..0219b4eeab 100644
--- a/interface/resources/qml/hifi/RootHttpRequest.qml
+++ b/interface/resources/qml/hifi/RootHttpRequest.qml
@@ -20,7 +20,6 @@ Item {
     // Public function for initiating an http request.
     // REQUIRES parent to be root to have sendToScript!
     function request(options, callback) {
-        console.debug('HttpRequest');
         httpCalls[httpCounter] = callback;
         var message = {method: 'http.request', params: options, id: httpCounter++, jsonrpc: "2.0"};
         parent.sendToScript(message);
@@ -33,7 +32,6 @@ Item {
             return;
         }
         delete httpCalls[message.id];
-        console.debug('HttpRequest response');
         callback(message.error, message.response);
     }
 }
diff --git a/interface/resources/qml/hifi/commerce/purchases/Purchases.qml b/interface/resources/qml/hifi/commerce/purchases/Purchases.qml
index 3c8226f9c1..18d6bc9f78 100644
--- a/interface/resources/qml/hifi/commerce/purchases/Purchases.qml
+++ b/interface/resources/qml/hifi/commerce/purchases/Purchases.qml
@@ -1009,7 +1009,7 @@ Rectangle {
         try { // Not all calls to onFileOpenChanged() connect an event.
             Window.browseChanged.disconnect(onFileOpenChanged);
         } catch (e) {
-            console.log('Purchases.qml ignoring');
+            console.log('Purchases.qml ignoring', e);
         }
         if (filename) {
             Commerce.installApp(filename);
diff --git a/interface/resources/qml/hifi/dialogs/TabletAssetServer.qml b/interface/resources/qml/hifi/dialogs/TabletAssetServer.qml
index 72a5c32507..f665032b01 100644
--- a/interface/resources/qml/hifi/dialogs/TabletAssetServer.qml
+++ b/interface/resources/qml/hifi/dialogs/TabletAssetServer.qml
@@ -81,16 +81,16 @@ Rectangle {
     }
 
     function doDeleteFile(paths) {
-        console.log("Deleting paths");
+        console.log("Deleting " + paths);
 
         Assets.deleteMappings(paths, function(err) {
             if (err) {
-                console.log("Asset browser - error deleting paths: ", err);
+                console.log("Asset browser - error deleting paths: ", paths, err);
 
-                box = errorMessageBox("There was an error deleting:\n" + err);
+                box = errorMessageBox("There was an error deleting:\n" + paths + "\n" + err);
                 box.selected.connect(reload);
             } else {
-                console.log("Asset browser - finished deleting paths");
+                console.log("Asset browser - finished deleting paths: ", paths);
                 reload();
             }
         });
@@ -113,10 +113,15 @@ Rectangle {
             box.selected.connect(reload);
         }
 
+        console.log("Asset browser - renaming " + oldPath + " to " + newPath);
+
         Assets.renameMapping(oldPath, newPath, function(err) {
             if (err) {
+                console.log("Asset browser - error renaming: ", oldPath, "=>", newPath, " - error ", err);
                 box = errorMessageBox("There was an error renaming:\n" + oldPath + " to " + newPath + "\n" + err);
                 box.selected.connect(reload);
+            } else {
+                console.log("Asset browser - finished rename: ", oldPath, "=>", newPath);
             }
 
             reload();
@@ -275,7 +280,7 @@ Rectangle {
                             gravity = Vec3.multiply(Vec3.fromPolar(Math.PI / 2, 0), 0);
                         }
 
-                        print("Asset browser - adding asset " + name + " to world.");
+                        print("Asset browser - adding asset " + url + " (" + name + ") to world.");
 
                         // Entities.addEntity doesn't work from QML, so we use this.
                         Entities.addModelEntity(name, url, "", shapeType, dynamic, collisionless, grabbable, addPosition, gravity);
@@ -421,7 +426,7 @@ Rectangle {
                     uploadProgressLabel.text = "In progress...";
                 },
                 function(err, path) {
-                    print(err);
+                    print(err, path);
                     if (err === "") {
                         uploadProgressLabel.text = "Upload Complete";
                         timer.interval = 1000;
@@ -432,6 +437,7 @@ Rectangle {
                             uploadOpen = false;
                         });
                         timer.start();
+                        console.log("Asset Browser - finished uploading: ", fileUrl);
                         reload();
                     } else {
                         uploadSpinner.visible = false;
@@ -439,7 +445,7 @@ Rectangle {
                         uploadOpen = false;
 
                         if (err !== -1) {
-                            console.log("Asset Browser - error uploading:", err);
+                            console.log("Asset Browser - error uploading: ", fileUrl, " - error ", err);
                             var box = errorMessageBox("There was an error uploading:\n" + fileUrl + "\n" + err);
                             box.selected.connect(reload);
                         }
diff --git a/interface/src/ModelPackager.cpp b/interface/src/ModelPackager.cpp
index 25cde7df94..4a82b64535 100644
--- a/interface/src/ModelPackager.cpp
+++ b/interface/src/ModelPackager.cpp
@@ -83,7 +83,7 @@ bool ModelPackager::loadModel() {
                                  QString("ModelPackager::loadModel()"),
                                  QString("Could not open FST file %1").arg(_modelFile.filePath()),
                                  QMessageBox::Ok);
-            qWarning() << "ModelPackager::loadModel(): Could not open FST file";
+            qWarning() << QString("ModelPackager::loadModel(): Could not open FST file %1").arg(_modelFile.filePath());
             return false;
         }
         qCDebug(interfaceapp) << "Reading FST file";
@@ -106,7 +106,7 @@ bool ModelPackager::loadModel() {
         return false;
     }
     try {
-        qCDebug(interfaceapp) << "Reading FBX file";
+        qCDebug(interfaceapp) << "Reading FBX file : " << _fbxInfo.filePath();
         QByteArray fbxContents = fbx.readAll();
 
         _hfmModel.reset(readFBX(fbxContents, QVariantHash(), _fbxInfo.filePath()));
diff --git a/libraries/entities/src/EntityEditFilters.cpp b/libraries/entities/src/EntityEditFilters.cpp
index 37132e50df..a763c0f146 100644
--- a/libraries/entities/src/EntityEditFilters.cpp
+++ b/libraries/entities/src/EntityEditFilters.cpp
@@ -222,7 +222,7 @@ static bool hasCorrectSyntax(const QScriptProgram& program) {
         const auto error = syntaxCheck.errorMessage();
         const auto line = QString::number(syntaxCheck.errorLineNumber());
         const auto column = QString::number(syntaxCheck.errorColumnNumber());
-        const auto message = QString("[SyntaxError] %1 in %2(%3)").arg(error, line, column);
+        const auto message = QString("[SyntaxError] %1 in %2:%3(%4)").arg(error, program.fileName(), line, column);
         qCritical() << qPrintable(message);
         return false;
     }
@@ -235,8 +235,8 @@ static bool hadUncaughtExceptions(QScriptEngine& engine, const QString& fileName
         const auto line = QString::number(engine.uncaughtExceptionLineNumber());
         engine.clearExceptions();
 
-        static const QString SCRIPT_EXCEPTION_FORMAT = "[UncaughtException] %1 on line %2";
-        auto message = QString(SCRIPT_EXCEPTION_FORMAT).arg(exception, line);
+        static const QString SCRIPT_EXCEPTION_FORMAT = "[UncaughtException] %1 in %2:%3";
+        auto message = QString(SCRIPT_EXCEPTION_FORMAT).arg(exception, fileName, line);
         if (!backtrace.empty()) {
             static const auto lineSeparator = "\n    ";
             message += QString("\n[Backtrace]%1%2").arg(lineSeparator, backtrace.join(lineSeparator));
diff --git a/libraries/octree/src/Octree.cpp b/libraries/octree/src/Octree.cpp
index 088a1f0121..9e77968384 100644
--- a/libraries/octree/src/Octree.cpp
+++ b/libraries/octree/src/Octree.cpp
@@ -696,12 +696,14 @@ bool Octree::readFromFile(const char* fileName) {
 bool Octree::readJSONFromGzippedFile(QString qFileName) {
     QFile file(qFileName);
     if (!file.open(QIODevice::ReadOnly)) {
+        qCritical() << "Cannot open gzipped json file for reading: " << qFileName;
         return false;
     }
     QByteArray compressedJsonData = file.readAll();
     QByteArray jsonData;
 
     if (!gunzip(compressedJsonData, jsonData)) {
+        qCritical() << "json File not in gzip format: " << qFileName;
         return false;
     }
 
diff --git a/scripts/modules/request.js b/scripts/modules/request.js
index 5464b1bffa..37f3ac0d7b 100644
--- a/scripts/modules/request.js
+++ b/scripts/modules/request.js
@@ -75,3 +75,9 @@ module.exports = {
         httpRequest.send(options.body || null);
     }
 };
+
+// ===========================================================================================
+// @function - debug logging
+function debug() {
+    print('RequestModule | ' + [].slice.call(arguments).join(' '));
+}