diff --git a/src/Microsoft.AspNetCore.Razor.Language/DefaultRazorProjectEngine.cs b/src/Microsoft.AspNetCore.Razor.Language/DefaultRazorProjectEngine.cs
index 89b667979a..e5993ce1a3 100644
--- a/src/Microsoft.AspNetCore.Razor.Language/DefaultRazorProjectEngine.cs
+++ b/src/Microsoft.AspNetCore.Razor.Language/DefaultRazorProjectEngine.cs
@@ -3,6 +3,7 @@
 
 using System;
 using System.Collections.Generic;
+using System.IO;
 using System.Linq;
 
 namespace Microsoft.AspNetCore.Razor.Language
@@ -84,7 +85,7 @@ namespace Microsoft.AspNetCore.Razor.Language
 
             var importFeature = GetRequiredFeature<IImportProjectFeature>();
             var importItems = importFeature.GetImports(projectItem);
-            var importSourceDocuments = GetImportSourceDocuments(importItems);
+            var importSourceDocuments = GetImportSourceDocuments(importItems, suppressExceptions: true);
 
             var parserOptions = GetRequiredFeature<IRazorParserOptionsFactoryProjectFeature>().Create(ConfigureDesignTimeParserOptions);
             var codeGenerationOptions = GetRequiredFeature<IRazorCodeGenerationOptionsFactoryProjectFeature>().Create(ConfigureDesignTimeCodeGenerationOptions);
@@ -137,7 +138,9 @@ namespace Microsoft.AspNetCore.Razor.Language
         }
 
         // Internal for testing
-        internal static IReadOnlyList<RazorSourceDocument> GetImportSourceDocuments(IReadOnlyList<RazorProjectItem> importItems)
+        internal static IReadOnlyList<RazorSourceDocument> GetImportSourceDocuments(
+            IReadOnlyList<RazorProjectItem> importItems,
+            bool suppressExceptions = false)
         {
             var imports = new List<RazorSourceDocument>();
             for (var i = 0; i < importItems.Count; i++)
@@ -146,8 +149,17 @@ namespace Microsoft.AspNetCore.Razor.Language
 
                 if (importItem.Exists)
                 {
-                    var sourceDocument = RazorSourceDocument.ReadFrom(importItem);
-                    imports.Add(sourceDocument);
+                    try
+                    {
+                        // Normal import, has file paths, content etc.
+                        var sourceDocument = RazorSourceDocument.ReadFrom(importItem);
+                        imports.Add(sourceDocument);
+                    }
+                    catch (IOException) when (suppressExceptions)
+                    {
+                        // Something happened when trying to read the item from disk.
+                        // Catch the exception so we don't crash the editor.
+                    }
                 }
             }
 
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/DefaultRazorProjectEngineTest.cs b/test/Microsoft.AspNetCore.Razor.Language.Test/DefaultRazorProjectEngineTest.cs
index 2ca4da9881..c70cdab663 100644
--- a/test/Microsoft.AspNetCore.Razor.Language.Test/DefaultRazorProjectEngineTest.cs
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/DefaultRazorProjectEngineTest.cs
@@ -1,6 +1,7 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
+using System.IO;
 using Moq;
 using Xunit;
 
@@ -23,5 +24,39 @@ namespace Microsoft.AspNetCore.Razor.Language
             var sourceDocument = Assert.Single(sourceDocuments);
             Assert.Equal(existingItem.FilePath, sourceDocument.FilePath);
         }
+
+        [Fact]
+        public void GetImportSourceDocuments_UnreadableItem_Throws()
+        {
+            // Arrange
+            var projectItem = new Mock<RazorProjectItem>(MockBehavior.Strict);
+            projectItem.SetupGet(p => p.Exists).Returns(true);
+            projectItem.SetupGet(p => p.PhysicalPath).Returns("path/to/file.cshtml");
+            projectItem.Setup(p => p.Read()).Throws(new IOException("Couldn't read file."));
+            var items = new[] { projectItem.Object };
+
+            // Act & Assert
+            var exception = Assert.Throws<IOException>(() => DefaultRazorProjectEngine.GetImportSourceDocuments(items));
+            Assert.Equal("Couldn't read file.", exception.Message);
+        }
+
+        [Fact]
+        public void GetImportSourceDocuments_WithSuppressExceptions_UnreadableItem_DoesNotThrow()
+        {
+            // Arrange
+            var projectItem = new Mock<RazorProjectItem>(MockBehavior.Strict);
+            projectItem.SetupGet(p => p.Exists).Returns(true);
+            projectItem.SetupGet(p => p.PhysicalPath).Returns("path/to/file.cshtml");
+            projectItem.SetupGet(p => p.FilePath).Returns("path/to/file.cshtml");
+            projectItem.SetupGet(p => p.RelativePhysicalPath).Returns("path/to/file.cshtml");
+            projectItem.Setup(p => p.Read()).Throws(new IOException("Couldn't read file."));
+            var items = new[] { projectItem.Object };
+
+            // Act
+            var sourceDocuments = DefaultRazorProjectEngine.GetImportSourceDocuments(items, suppressExceptions: true);
+
+            // Assert - Does not throw
+            Assert.Empty(sourceDocuments);
+        }
     }
 }