It opens, but is very buggy.

Author: johnml1135

Build/Src/FwBuildTasks/RegFree.cs

@@ -170,6 +170,7 @@ public override bool Execute()
 				if (
 					ext != null
 					&& ext.Equals(".dll", StringComparison.InvariantCultureIgnoreCase)
+					&& (ManagedAssemblies == null || !ManagedAssemblies.Any(m => m.ItemSpec.Equals(Executable, StringComparison.OrdinalIgnoreCase)))
 				)
 				{
 					itemsToProcess.Add(new TaskItem(Executable));

Build/Src/FwBuildTasks/RegFreeCreator.cs

@@ -158,8 +158,8 @@ string Platform
 			elem.SetAttribute("xmlns:asmv1", UrnAsmv1);
 			elem.SetAttribute("xmlns:asmv2", UrnAsmv2);
 			elem.SetAttribute("xmlns:dsig", UrnDsig);
-			elem.SetAttribute("xmlns:xsi", UrnSchema);
-			elem.SetAttribute("schemaLocation", UrnSchema, UrnAsmv1 + " assembly.adaptive.xsd");
+			// elem.SetAttribute("xmlns:xsi", UrnSchema);
+			// elem.SetAttribute("schemaLocation", UrnSchema, UrnAsmv1 + " assembly.adaptive.xsd");
 
 			XmlNode oldChild = _doc.SelectSingleNode("asmv1:assembly", _nsManager);
 			if (oldChild != null)
@@ -431,7 +431,7 @@ out bool typeVal
 							fileNode = GetOrCreateFileNode(parent, fileName);
 						}
 						AddOrReplaceClrClass(
-							fileNode,
+							parent,
 							clsId,
 							"Both",
 							typeName,
@@ -901,15 +901,15 @@ string proxyStubClsid32
 		/// <summary>
 		/// Adds a clrClass element.
 		/// </summary>
-		/// <param name="fileNode">The file element hosting the managed assembly.</param>
+		/// <param name="assemblyNode">The assembly element.</param>
 		/// <param name="clsId">The CLSID string.</param>
 		/// <param name="threadingModel">The threading model.</param>
 		/// <param name="name">The full name of the class.</param>
 		/// <param name="progId">The prog id (might be <c>null</c>).</param>
 		/// <param name="runtimeVersion">The runtime version.</param>
 		/// ------------------------------------------------------------------------------------
 		private void AddOrReplaceClrClass(
-			XmlElement fileNode,
+			XmlElement assemblyNode,
 			string clsId,
 			string threadingModel,
 			string name,
@@ -931,7 +931,7 @@ string runtimeVersion
 			if (!string.IsNullOrEmpty(progId))
 				elem.SetAttribute("progid", progId);
 
-			AppendOrReplaceNode(fileNode, elem, "clsid", clsId);
+			AppendOrReplaceNode(assemblyNode, elem, "clsid", clsId);
 		}
 
 		/// ------------------------------------------------------------------------------------

Src/Common/SimpleRootSite/SimpleRootSite.cs

@@ -4644,10 +4644,7 @@ public virtual void MakeRoot()
 
 			SetAccessibleName(Name);
 
-			// Managed object on Linux
-			m_vdrb = Platform.IsMono
-				? new SIL.FieldWorks.Views.VwDrawRootBuffered()
-				: (IVwDrawRootBuffered)VwDrawRootBufferedClass.Create();
+			m_vdrb = new SIL.FieldWorks.Views.VwDrawRootBuffered();
 
 			m_rootb = VwRootBoxClass.Create();
 			m_rootb.RenderEngineFactory = SingletonsContainer.Get<RenderEngineFactory>();