diff --git a/developer/src/kmc-keyboard-info/src/font-family.ts b/developer/src/kmc-keyboard-info/src/font-family.ts
index e069f7949e..905f5237cd 100644
--- a/developer/src/kmc-keyboard-info/src/font-family.ts
+++ b/developer/src/kmc-keyboard-info/src/font-family.ts
@@ -16,7 +16,12 @@ export async function getFontFamily(source: Uint8Array) {
   }
 
   const buffer = Buffer.from(source);
-  const font = await ttfMeta.promise(buffer);
+  let font = null;
+  try {
+    font = await ttfMeta.promise(buffer);
+  } catch(e) {
+    return null;
+  }
   /* c8 ignore next 3 */
   if(!font) {
     return null;
diff --git a/developer/src/kmc-keyboard-info/test/fixtures/font-file-cannot-be-read/shared/fonts/khmer/mondulkiri/font_file_cannot_be_read.ttf b/developer/src/kmc-keyboard-info/test/fixtures/font-file-cannot-be-read/shared/fonts/khmer/mondulkiri/font_file_cannot_be_read.ttf
new file mode 100644
index 0000000000..0f28bde9fb
--- /dev/null
+++ b/developer/src/kmc-keyboard-info/test/fixtures/font-file-cannot-be-read/shared/fonts/khmer/mondulkiri/font_file_cannot_be_read.ttf
@@ -0,0 +1 @@
+This is a file used to test the font file cannot be read error (see keyboard-info-compiler-messages.ts)
\ No newline at end of file
diff --git a/developer/src/kmc-keyboard-info/test/test-keyboard-info-compiler-messages.ts b/developer/src/kmc-keyboard-info/test/test-keyboard-info-compiler-messages.ts
index 28fe571354..f7b19bf56e 100644
--- a/developer/src/kmc-keyboard-info/test/test-keyboard-info-compiler-messages.ts
+++ b/developer/src/kmc-keyboard-info/test/test-keyboard-info-compiler-messages.ts
@@ -1,10 +1,52 @@
+import { assert } from 'chai';
 import 'mocha';
 import { KeyboardInfoCompilerMessages } from '../src/keyboard-info-compiler-messages.js';
-import { verifyCompilerMessagesObject } from '@keymanapp/developer-test-helpers';
-import { CompilerErrorNamespace } from '@keymanapp/common-types';
+import { TestCompilerCallbacks, verifyCompilerMessagesObject } from '@keymanapp/developer-test-helpers';
+import { CompilerErrorNamespace, KmpJsonFile } from '@keymanapp/common-types';
+import { makePathToFixture } from './helpers/index.js';
+import { KeyboardInfoCompiler } from '../src/keyboard-info-compiler.js';
+
+const callbacks = new TestCompilerCallbacks();
+
+beforeEach(function() {
+  callbacks.clear();
+});
 
 describe('KeyboardInfoCompilerMessages', function () {
   it('should have a valid KeyboardInfoCompilerMessages object', function() {
     return verifyCompilerMessagesObject(KeyboardInfoCompilerMessages, CompilerErrorNamespace.KeyboardInfoCompiler);
   });
+
+  // ERROR_FontFileCannotBeRead
+
+  it('should generate ERROR_FontFileCannotBeRead error if font family cannot be obtained from file', async function() {
+    const jsFilename = makePathToFixture('font-file-cannot-be-read', 'build', 'khmer_angkor.js');
+    const kpsFilename = makePathToFixture('font-file-cannot-be-read', 'source', 'khmer_angkor.kps');
+    const kmpFilename = makePathToFixture('font-file-cannot-be-read', 'build', 'khmer_angkor.kmp');
+
+    const sources = {
+      kmpFilename,
+      sourcePath: 'release/k/font-file-cannot-be-read',
+      kpsFilename,
+      jsFilename: jsFilename,
+      forPublishing: true,
+    };
+
+    const compiler = new KeyboardInfoCompiler();
+    assert.isTrue(await compiler.init(callbacks, {sources}));
+    const kmpJsonData: KmpJsonFile.KmpJsonFile = {system: {fileVersion: "7.0", keymanDeveloperVersion: "17.0.204"},
+      options: {},
+      files: [{name: "../shared/fonts/khmer/mondulkiri/font_file_cannot_be_read.ttf", description: ""}]}
+    const source = ["font_file_cannot_be_read.ttf"]
+    const result = await compiler['fontSourceToKeyboardInfoFont'](kpsFilename, kmpJsonData, source)
+    assert.isNull(result);
+    assert.isTrue(callbacks.hasMessage(KeyboardInfoCompilerMessages.ERROR_FontFileCannotBeRead),
+      `ERROR_FontFileCannotBeRead not generated, instead got: `+JSON.stringify(callbacks.messages,null,2));
+    assert.isTrue(nodeCompilerMessage(callbacks, KeyboardInfoCompilerMessages.ERROR_FontFileCannotBeRead).includes(kmpJsonData.files[0].name),
+      kmpJsonData.files[0].name+' not found in the message');
+  });
 });
+
+function nodeCompilerMessage(ncb: TestCompilerCallbacks, code: number): string {
+  return ncb.messages.find((item) => item.code == code).message ?? '';
+}