diff --git a/OVP/D3D9Client/VVessel.cpp b/OVP/D3D9Client/VVessel.cpp
index ad61dba0e..57166d0a8 100644
--- a/OVP/D3D9Client/VVessel.cpp
+++ b/OVP/D3D9Client/VVessel.cpp
@@ -2032,7 +2032,7 @@ static inline const int clip(int v, int vMin, int vMax)
 
 inline const char *value_string (char *buf, size_t buf_size, double val)
 {
-	static const char unit_prefixes[] = { (char)230/*'µ'*/, 'm', '\0', 'k' , 'M' , 'G' , 'T' , 'P'};
+	static const char unit_prefixes[] = { (char)181/*'µ'*/, 'm', '\0', 'k' , 'M' , 'G' , 'T' , 'P'};
 
 	int index = (int) (log10(val)) / 3;
 	val /= pow(10.0, index*3);
diff --git a/OVP/D3D9Client/samples/GenericCamera/MFD.cpp b/OVP/D3D9Client/samples/GenericCamera/MFD.cpp
index 2c7baf6b3..7275a6ad1 100644
--- a/OVP/D3D9Client/samples/GenericCamera/MFD.cpp
+++ b/OVP/D3D9Client/samples/GenericCamera/MFD.cpp
@@ -443,7 +443,7 @@ bool CameraMFD::Update(oapi::Sketchpad *pSkp)
 
 	hShell->Title (pSkp, text);
 
-	sprintf_s(text, 256, "[%s] FOV=%0.0f° Ofs=%2.2f[m]", paci[bParent], fov*2.0, offset);
+	sprintf_s(text, 256, "[%s] FOV=%0.0f%c Ofs=%2.2f[m]", paci[bParent], fov*2.0, (char)176/*°*/, offset);
 
 	pSkp->Text(10, H - tbgh, text, lstrlen(text));
 	
diff --git a/Orbitersdk/include/DrawAPI.h b/Orbitersdk/include/DrawAPI.h
index 7af58ca10..bc85c6887 100644
--- a/Orbitersdk/include/DrawAPI.h
+++ b/Orbitersdk/include/DrawAPI.h
@@ -443,7 +443,9 @@ namespace oapi {
 	*/
 	typedef union FMATRIX4 
 	{
-		FMATRIX4() {}
+		FMATRIX4() {
+			m11 = m12 = m13, m14 = m21 = m22 = m23 = m24 = m31 = m32 = m33 = m34 = m41 = m42 = m43 = m44 = 0;
+		}
 
 		FMATRIX4(float m11, float m12, float m13, float m14,
 				 float m21, float m22, float m23, float m24,
diff --git a/Src/Orbiter/Vessel.cpp b/Src/Orbiter/Vessel.cpp
index 1adb7a5ff..dceb9b03b 100644
--- a/Src/Orbiter/Vessel.cpp
+++ b/Src/Orbiter/Vessel.cpp
@@ -7695,7 +7695,7 @@ void VESSEL::ShiftCG (const VECTOR3 &shift)
 	vessel->ShiftDocks (vs);
 	vessel->ShiftLightEmitters (nshift);
 	vessel->campos.Set (vessel->campos+vs);
-	if (g_pane) g_pane->ShiftVC (vs);
+	if ((g_pane) && (g_focusobj == vessel)) g_pane->ShiftVC (vs);
 	ShiftCentreOfMass (shift);
 }
 
diff --git a/Src/Vessel/Atlantis/Atlantis/AscentAP.cpp b/Src/Vessel/Atlantis/Atlantis/AscentAP.cpp
index 8d4aefecf..e6ab5ae45 100644
--- a/Src/Vessel/Atlantis/Atlantis/AscentAP.cpp
+++ b/Src/Vessel/Atlantis/Atlantis/AscentAP.cpp
@@ -658,11 +658,12 @@ void AscentApMfd::UpdatePg_Gbl (oapi::Sketchpad *skp)
 {
 	double pitch, yaw;
 	int i;
-	int s2 = W/16;
+	int iW = (int)W;
+	int s2 = iW/16;
 	int s1 = s2*2;
-	int cx = W/2;
+	int cx = iW/2;
 	int cy = ch*3+s1;
-	int ssme_cx[3] = {(2*W)/10, (8*W)/10, cx};
+	int ssme_cx[3] = {(2*iW)/10, (8*iW)/10, cx};
 	int ssme_cy[3] = {cy+(3*s1)/2, cy+(3*s1)/2, cy};
 
 	skp->SetTextAlign (oapi::Sketchpad::CENTER);
@@ -674,7 +675,7 @@ void AscentApMfd::UpdatePg_Gbl (oapi::Sketchpad *skp)
 
 	if (ap->GetVessel()->status < 2) {
 		int srb_cy = H-s1-ch;
-		int srb_cx[2] = {(2*W)/10, (8*W)/10};
+		int srb_cx[2] = {(2*iW)/10, (8*iW)/10};
 		skp->Line (0, srb_cy-s1-ch*2, W, srb_cy-s1-ch*2);
 		skp->Text (W/2, srb_cy-s1-(3*ch)/2, "Gimbal SRB", 10);
 		for (i = 0; i < 2; i++) {
@@ -1455,9 +1456,9 @@ const char *MetStr (double met)
 	} else
 		str[0] = ' ';
 	h = (int)(met/3600.0);
-	met -= h*3600;
+	met -= (double)h*3600;
 	m = (int)(met/60.0);
-	met -= m*60;
+	met -= (double)m*60;
 	int nh = (h < 100 ? 2:3);
 	h = min(h,999);
 	sprintf (str+1, "%0*d:%02d:%04.1f", nh, h, m, met);
diff --git a/Src/Vessel/DeltaGlider/FuelMfd.cpp b/Src/Vessel/DeltaGlider/FuelMfd.cpp
index ba53d77eb..b8b8ec58f 100644
--- a/Src/Vessel/DeltaGlider/FuelMfd.cpp
+++ b/Src/Vessel/DeltaGlider/FuelMfd.cpp
@@ -78,7 +78,7 @@ void FuelMFD::ResetVC (DEVMESHHANDLE hMesh)
 	vc_grp.nVtx = 20;
 	if (!vc_grp.Vtx) vc_grp.Vtx = new NTVERTEX[vc_grp.nVtx];
 
-	GROUPEDITSPEC ges = { GRPEDIT_SETUSERFLAG, isScram ? 3 : 0, 0, 0, 0 };
+	GROUPEDITSPEC ges = { GRPEDIT_SETUSERFLAG, (DWORD)(isScram ? 3 : 0), 0, 0, 0 };
 	oapiEditMeshGroup(hMesh, GRP_PROPELLANT_STATUS_NOSCRAM_VC, &ges);
 	ges.UsrFlag = (isScram ? 0 : 3);
 	oapiEditMeshGroup(hMesh, GRP_PROPELLANT_STATUS_SCRAM_VC, &ges);
diff --git a/Src/Vessel/DeltaGlider/GearSubsys.cpp b/Src/Vessel/DeltaGlider/GearSubsys.cpp
index 113594161..d014b958f 100644
--- a/Src/Vessel/DeltaGlider/GearSubsys.cpp
+++ b/Src/Vessel/DeltaGlider/GearSubsys.cpp
@@ -401,7 +401,7 @@ bool GearIndicator::RedrawVC (DEVMESHHANDLE hMesh, SURFHANDLE surf)
 		GROUPEDITSPEC ges;
 		static WORD vtxofs = VC_GEAR_INDICATOR_vofs;
 		static const DWORD nvtx = 2;
-		static WORD vidx[nvtx] = {vtxofs,vtxofs+1};
+		static WORD vidx[nvtx] = {vtxofs,(WORD)(vtxofs+1)};
 		static float v[2] = {0.2427f,0.3042f};
 		NTVERTEX vtx[nvtx];
 		for (DWORD i = 0; i < nvtx; i++)
diff --git a/Src/Vessel/DeltaGlider/LightSubsys.cpp b/Src/Vessel/DeltaGlider/LightSubsys.cpp
index 8c924bf0e..45c4ed2a8 100644
--- a/Src/Vessel/DeltaGlider/LightSubsys.cpp
+++ b/Src/Vessel/DeltaGlider/LightSubsys.cpp
@@ -86,7 +86,7 @@ void InstrumentLight::SetLight (bool on, bool force)
 			mat.emissive.b *= scale;
 		}
 		oapiSetMaterial (DG()->vcmesh, 11, on ? &mat : &norm);
-		GROUPEDITSPEC ges = {on ? GRPEDIT_ADDUSERFLAG : GRPEDIT_DELUSERFLAG, 0x18, 0,0,0};
+		GROUPEDITSPEC ges = {(DWORD)(on ? GRPEDIT_ADDUSERFLAG : GRPEDIT_DELUSERFLAG), 0x18, 0,0,0};
 		oapiEditMeshGroup (DG()->vcmesh, GRP_LIT_LABELS_VC, &ges);
 	}
 }
diff --git a/Src/Vessel/DeltaGlider/MomentInd.cpp b/Src/Vessel/DeltaGlider/MomentInd.cpp
index 73bf29033..c97ad8fd8 100644
--- a/Src/Vessel/DeltaGlider/MomentInd.cpp
+++ b/Src/Vessel/DeltaGlider/MomentInd.cpp
@@ -73,7 +73,7 @@ void AngRateIndicator::ResetVC (DEVMESHHANDLE hMesh)
 
 	if (!vtxbuf_VC) {
 		vtxbuf_VC = new NTVERTEX[nvtx];
-		GROUPREQUESTSPEC grs = {vtxbuf_VC, nvtx, 0, 0, 0, 0, 0, 0};
+		GROUPREQUESTSPEC grs = {vtxbuf_VC, (DWORD)nvtx, 0, 0, 0, 0, 0, 0};
 		oapiGetMeshGroup(hMesh,	GRP_ANGVEL_DISP_OVR_VC, &grs);
 		w0_VC = (double)vtxbuf_VC[0].x - (double)vtxbuf_VC[1].x;
 		for (i = 0; i < 3; i++) {
@@ -207,7 +207,7 @@ bool AngRateIndicator::RedrawVC (DEVMESHHANDLE hMesh, SURFHANDLE surf)
 		}
 	}
 
-	GROUPEDITSPEC ges = {GRPEDIT_VTXCRD, 0, vtx, nvtx, 0};
+	GROUPEDITSPEC ges = {GRPEDIT_VTXCRD, 0, vtx, (DWORD)nvtx, 0};
 	oapiEditMeshGroup(hMesh, GRP_ANGVEL_DISP_OVR_VC, &ges);
 	return false;
 }