diff --git a/source/backend/plugin/CarlaPlugin.cpp b/source/backend/plugin/CarlaPlugin.cpp
index acdfa0124..a4b8fd542 100644
--- a/source/backend/plugin/CarlaPlugin.cpp
+++ b/source/backend/plugin/CarlaPlugin.cpp
@@ -1070,7 +1070,7 @@ void CarlaPlugin::setDryWet(const float value, const bool sendOsc, const bool se
 {
     CARLA_ASSERT(value >= 0.0f && value <= 1.0f);
 
-    const float fixedValue = carla_fixValue<float>(0.0f, 1.0f, value);
+    const float fixedValue(carla_fixValue<float>(0.0f, 1.0f, value));
 
     if (kData->postProc.dryWet == fixedValue)
         return;
@@ -1097,7 +1097,7 @@ void CarlaPlugin::setVolume(const float value, const bool sendOsc, const bool se
 {
     CARLA_ASSERT(value >= 0.0f && value <= 1.27f);
 
-    const float fixedValue = carla_fixValue<float>(0.0f, 1.27f, value);
+    const float fixedValue(carla_fixValue<float>(0.0f, 1.27f, value));
 
     if (kData->postProc.volume == fixedValue)
         return;
@@ -1124,7 +1124,7 @@ void CarlaPlugin::setBalanceLeft(const float value, const bool sendOsc, const bo
 {
     CARLA_ASSERT(value >= -1.0f && value <= 1.0f);
 
-    const float fixedValue = carla_fixValue<float>(-1.0f, 1.0f, value);
+    const float fixedValue(carla_fixValue<float>(-1.0f, 1.0f, value));
 
     if (kData->postProc.balanceLeft == fixedValue)
         return;
@@ -1151,7 +1151,7 @@ void CarlaPlugin::setBalanceRight(const float value, const bool sendOsc, const b
 {
     CARLA_ASSERT(value >= -1.0f && value <= 1.0f);
 
-    const float fixedValue = carla_fixValue<float>(-1.0f, 1.0f, value);
+    const float fixedValue(carla_fixValue<float>(-1.0f, 1.0f, value));
 
     if (kData->postProc.balanceRight == fixedValue)
         return;
@@ -1178,7 +1178,7 @@ void CarlaPlugin::setPanning(const float value, const bool sendOsc, const bool s
 {
     CARLA_ASSERT(value >= -1.0f && value <= 1.0f);
 
-    const float fixedValue = carla_fixValue<float>(-1.0f, 1.0f, value);
+    const float fixedValue(carla_fixValue<float>(-1.0f, 1.0f, value));
 
     if (kData->postProc.panning == fixedValue)
         return;
diff --git a/source/backend/plugin/CarlaPlugin.pro b/source/backend/plugin/CarlaPlugin.pro
index acc9b312c..43b2ef8e7 100644
--- a/source/backend/plugin/CarlaPlugin.pro
+++ b/source/backend/plugin/CarlaPlugin.pro
@@ -12,7 +12,7 @@ CONFIG     = debug
 CONFIG    += link_pkgconfig qt shared warn_on
 
 DEFINES    = DEBUG
-DEFINES   += QTCREATOR_TEST
+DEFINES   += QTCREATOR_TEST MOC_PARSING
 
 # Shared
 DEFINES   += WANT_NATIVE
diff --git a/source/backend/plugin/LadspaPlugin.cpp b/source/backend/plugin/LadspaPlugin.cpp
index 95aa83288..8529bc488 100644
--- a/source/backend/plugin/LadspaPlugin.cpp
+++ b/source/backend/plugin/LadspaPlugin.cpp
@@ -373,7 +373,7 @@ public:
     {
         CARLA_ASSERT(parameterId < kData->param.count);
 
-        const float fixedValue = kData->param.fixValue(parameterId, value);
+        const float fixedValue(kData->param.fixValue(parameterId, value));
         fParamBuffers[parameterId] = fixedValue;
 
         CarlaPlugin::setParameterValue(parameterId, fixedValue, sendGui, sendOsc, sendCallback);
diff --git a/source/backend/plugin/Lv2Plugin.cpp b/source/backend/plugin/Lv2Plugin.cpp
index 86a58607d..2f541b7f1 100644
--- a/source/backend/plugin/Lv2Plugin.cpp
+++ b/source/backend/plugin/Lv2Plugin.cpp
@@ -573,8 +573,6 @@ public:
 
     unsigned int availableOptions() override
     {
-        CARLA_ASSERT(fRdfDescriptor != nullptr);
-
         unsigned int options = 0x0;
 
         options |= PLUGIN_OPTION_MAP_PROGRAM_CHANGES;
@@ -1596,7 +1594,7 @@ public:
                 j = iCtrl++;
                 kData->param.data[j].index  = j;
                 kData->param.data[j].rindex = i;
-                kData->param.data[j].hints  = 0;
+                kData->param.data[j].hints  = 0x0;
                 kData->param.data[j].midiChannel = 0;
                 kData->param.data[j].midiCC = -1;
 
@@ -1628,7 +1626,7 @@ public:
 
                 if (max - min == 0.0f)
                 {
-                    carla_stderr("Broken plugin parameter: max - min == 0");
+                    carla_stderr2("WARNING - Broken plugin parameter '%s': max - min == 0.0f", fRdfDescriptor->Ports[i].Name);
                     max = min + 0.1f;
                 }
 
@@ -1764,7 +1762,7 @@ public:
                 else
                 {
                     kData->param.data[j].type = PARAMETER_UNKNOWN;
-                    carla_stderr("WARNING - Got a broken Port (Control, but not input or output)");
+                    carla_stderr2("WARNING - Got a broken Port (Control, but not input or output)");
                 }
 
                 // extra parameter hints
@@ -2664,6 +2662,9 @@ public:
         for (i=0; i < kData->audioOut.count; ++i)
             carla_zeroFloat(fAudioOutBuffers[i], frames);
 
+        // --------------------------------------------------------------------------------------------------------
+        // Run plugin
+
         fDescriptor->run(fHandle, frames);
 
         if (fHandle2 != nullptr)
diff --git a/source/backend/plugin/VstPlugin.cpp b/source/backend/plugin/VstPlugin.cpp
index 9f2ab493a..5e2b8375e 100644
--- a/source/backend/plugin/VstPlugin.cpp
+++ b/source/backend/plugin/VstPlugin.cpp
@@ -1767,7 +1767,7 @@ protected:
             else if (fIsProcessing)
             {
                 // Called from engine
-                const float fixedValue = kData->param.fixValue(index, opt);
+                const float fixedValue(kData->param.fixValue(index, opt));
 
                 if (kData->engine->isOffline())
                 {